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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-27 19:29:37 +00:00
[PARISC] more sparse fixes
0/NULL changes, __user annotations, __iomem annotations Signed-off-by: Matthew Wilcox <matthew@wil.cx> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
This commit is contained in:
parent
c2c4798e04
commit
e51ec24178
4 changed files with 34 additions and 32 deletions
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@ -35,13 +35,13 @@ int hpux_execve(struct pt_regs *regs)
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int error;
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char *filename;
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filename = getname((char *) regs->gr[26]);
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filename = getname((char __user *) regs->gr[26]);
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error = PTR_ERR(filename);
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if (IS_ERR(filename))
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goto out;
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error = do_execve(filename, (char **) regs->gr[25],
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(char **)regs->gr[24], regs);
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error = do_execve(filename, (char __user * __user *) regs->gr[25],
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(char __user * __user *) regs->gr[24], regs);
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if (error == 0) {
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task_lock(current);
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@ -63,19 +63,19 @@ struct hpux_dirent {
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};
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struct getdents_callback {
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struct hpux_dirent *current_dir;
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struct hpux_dirent *previous;
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struct hpux_dirent __user *current_dir;
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struct hpux_dirent __user *previous;
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int count;
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int error;
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};
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#define NAME_OFFSET(de) ((int) ((de)->d_name - (char *) (de)))
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#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
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#define ROUND_UP(x) (((x)+sizeof(long)-1) & ~(sizeof(long)-1))
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static int filldir(void * __buf, const char * name, int namlen, loff_t offset,
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u64 ino, unsigned d_type)
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{
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struct hpux_dirent * dirent;
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struct hpux_dirent __user * dirent;
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struct getdents_callback * buf = (struct getdents_callback *) __buf;
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ino_t d_ino;
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int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1);
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@ -105,10 +105,10 @@ static int filldir(void * __buf, const char * name, int namlen, loff_t offset,
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#undef NAME_OFFSET
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#undef ROUND_UP
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int hpux_getdents(unsigned int fd, struct hpux_dirent *dirent, unsigned int count)
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int hpux_getdents(unsigned int fd, struct hpux_dirent __user *dirent, unsigned int count)
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{
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struct file * file;
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struct hpux_dirent * lastdirent;
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struct hpux_dirent __user * lastdirent;
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struct getdents_callback buf;
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int error = -EBADF;
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@ -143,7 +143,7 @@ int hpux_mount(const char *fs, const char *path, int mflag,
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return -ENOSYS;
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}
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static int cp_hpux_stat(struct kstat *stat, struct hpux_stat64 *statbuf)
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static int cp_hpux_stat(struct kstat *stat, struct hpux_stat64 __user *statbuf)
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{
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struct hpux_stat64 tmp;
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@ -169,7 +169,7 @@ static int cp_hpux_stat(struct kstat *stat, struct hpux_stat64 *statbuf)
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return copy_to_user(statbuf,&tmp,sizeof(tmp)) ? -EFAULT : 0;
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}
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long hpux_stat64(char *filename, struct hpux_stat64 *statbuf)
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long hpux_stat64(char __user *filename, struct hpux_stat64 __user *statbuf)
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{
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struct kstat stat;
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int error = vfs_stat(filename, &stat);
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@ -180,7 +180,7 @@ long hpux_stat64(char *filename, struct hpux_stat64 *statbuf)
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return error;
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}
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long hpux_fstat64(unsigned int fd, struct hpux_stat64 *statbuf)
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long hpux_fstat64(unsigned int fd, struct hpux_stat64 __user *statbuf)
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{
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struct kstat stat;
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int error = vfs_fstat(fd, &stat);
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@ -191,7 +191,7 @@ long hpux_fstat64(unsigned int fd, struct hpux_stat64 *statbuf)
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return error;
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}
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long hpux_lstat64(char *filename, struct hpux_stat64 *statbuf)
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long hpux_lstat64(char __user *filename, struct hpux_stat64 __user *statbuf)
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{
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struct kstat stat;
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int error = vfs_lstat(filename, &stat);
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@ -61,7 +61,7 @@ int hpux_ptrace(void)
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return -ENOSYS;
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}
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int hpux_wait(int *stat_loc)
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int hpux_wait(int __user *stat_loc)
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{
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return sys_waitpid(-1, stat_loc, 0);
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}
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@ -255,7 +255,7 @@ asmlinkage long hpux_fstatfs(unsigned int fd, struct hpux_statfs __user * buf)
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/* TODO: Are these put_user calls OK? Should they pass an int?
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* (I copied it from sys_i386.c like this.)
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*/
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static int hpux_uname(struct hpux_utsname *name)
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static int hpux_uname(struct hpux_utsname __user *name)
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{
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int error;
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@ -300,14 +300,14 @@ static int hpux_uname(struct hpux_utsname *name)
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/* Note: HP-UX just uses the old suser() function to check perms
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* in this system call. We'll use capable(CAP_SYS_ADMIN).
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*/
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int hpux_utssys(char *ubuf, int n, int type)
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int hpux_utssys(char __user *ubuf, int n, int type)
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{
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int len;
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int error;
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switch( type ) {
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case 0:
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/* uname(): */
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return( hpux_uname( (struct hpux_utsname *)ubuf ) );
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return hpux_uname((struct hpux_utsname __user *)ubuf);
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break ;
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case 1:
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/* Obsolete (used to be umask().) */
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@ -315,8 +315,9 @@ int hpux_utssys(char *ubuf, int n, int type)
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break ;
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case 2:
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/* ustat(): */
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return( hpux_ustat(new_decode_dev(n), (struct hpux_ustat *)ubuf) );
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break ;
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return hpux_ustat(new_decode_dev(n),
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(struct hpux_ustat __user *)ubuf);
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break;
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case 3:
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/* setuname():
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*
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@ -332,7 +333,7 @@ int hpux_utssys(char *ubuf, int n, int type)
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return -EINVAL ;
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/* Unlike Linux, HP-UX truncates it if n is too big: */
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len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
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return( sys_sethostname(ubuf, len) );
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return sys_sethostname(ubuf, len);
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break ;
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case 4:
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/* sethostname():
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@ -346,7 +347,7 @@ int hpux_utssys(char *ubuf, int n, int type)
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return -EINVAL ;
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/* Unlike Linux, HP-UX truncates it if n is too big: */
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len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
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return( sys_sethostname(ubuf, len) );
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return sys_sethostname(ubuf, len);
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break ;
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case 5:
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/* gethostname():
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@ -356,7 +357,7 @@ int hpux_utssys(char *ubuf, int n, int type)
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/* Unlike Linux, HP-UX returns an error if n==0: */
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if ( n <= 0 )
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return -EINVAL ;
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return( sys_gethostname(ubuf, n) );
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return sys_gethostname(ubuf, n);
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break ;
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case 6:
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/* Supposedly called from setuname() in libc.
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@ -420,7 +421,7 @@ int hpux_utssys(char *ubuf, int n, int type)
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}
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}
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int hpux_getdomainname(char *name, int len)
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int hpux_getdomainname(char __user *name, int len)
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{
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int nlen;
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int err = -EFAULT;
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@ -471,17 +472,18 @@ int hpux_sysfs(int opcode, unsigned long arg1, unsigned long arg2)
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printk(KERN_DEBUG "hpux_sysfs called with arg1='%lx'\n", arg1);
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if ( opcode == 1 ) { /* GETFSIND */
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len = strlen_user((char *)arg1);
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char __user *user_fsname = (char __user *)arg1;
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len = strlen_user(user_fsname);
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printk(KERN_DEBUG "len of arg1 = %d\n", len);
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if (len == 0)
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return 0;
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fsname = (char *) kmalloc(len, GFP_KERNEL);
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if ( !fsname ) {
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fsname = kmalloc(len, GFP_KERNEL);
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if (!fsname) {
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printk(KERN_DEBUG "failed to kmalloc fsname\n");
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return 0;
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}
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if ( copy_from_user(fsname, (char *)arg1, len) ) {
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if (copy_from_user(fsname, user_fsname, len)) {
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printk(KERN_DEBUG "failed to copy_from_user fsname\n");
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kfree(fsname);
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return 0;
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@ -495,7 +497,7 @@ int hpux_sysfs(int opcode, unsigned long arg1, unsigned long arg2)
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fstype = 0;
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} else {
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fstype = 0;
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};
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}
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kfree(fsname);
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@ -342,7 +342,7 @@ pcxl_dma_init(void)
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pcxl_res_map = (char *)__get_free_pages(GFP_KERNEL,
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get_order(pcxl_res_size));
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memset(pcxl_res_map, 0, pcxl_res_size);
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proc_gsc_root = proc_mkdir("gsc", 0);
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proc_gsc_root = proc_mkdir("gsc", NULL);
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if (!proc_gsc_root)
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printk(KERN_WARNING
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"pcxl_dma_init: Unable to create gsc /proc dir entry\n");
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@ -128,7 +128,7 @@ remap_area_pages(unsigned long address, unsigned long phys_addr,
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*/
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void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flags)
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{
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void *addr;
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void __iomem *addr;
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struct vm_struct *area;
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unsigned long offset, last_addr;
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@ -178,13 +178,13 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
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if (!area)
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return NULL;
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addr = area->addr;
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addr = (void __iomem *) area->addr;
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if (remap_area_pages((unsigned long) addr, phys_addr, size, flags)) {
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vfree(addr);
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return NULL;
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}
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return (void __iomem *) (offset + (char *)addr);
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return (void __iomem *) (offset + (char __iomem *)addr);
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}
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EXPORT_SYMBOL(__ioremap);
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