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[PATCH] get rid of __user_path_lookup_open 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2008-07-26 03:33:14 -04:00
parent 516e0cc564
commit 964bd18362
3 changed files with 9 additions and 17 deletions
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12
fs/exec.c
View File

@ -106,11 +106,17 @@ static inline void put_binfmt(struct linux_binfmt * fmt)
*/
asmlinkage long sys_uselib(const char __user * library)
{
struct file * file;
struct file *file;
struct nameidata nd;
int error;
char *tmp = getname(library);
int error = PTR_ERR(tmp);
error = __user_path_lookup_open(library, LOOKUP_FOLLOW, &nd, FMODE_READ|FMODE_EXEC);
if (!IS_ERR(tmp)) {
error = path_lookup_open(AT_FDCWD, tmp,
LOOKUP_FOLLOW, &nd,
FMODE_READ|FMODE_EXEC);
putname(tmp);
}
if (error)
goto out;

13
fs/namei.c
View File

@ -1193,19 +1193,6 @@ static int path_lookup_create(int dfd, const char *name,
nd, open_flags, create_mode);
}
int __user_path_lookup_open(const char __user *name, unsigned int lookup_flags,
struct nameidata *nd, int open_flags)
{
char *tmp = getname(name);
int err = PTR_ERR(tmp);
if (!IS_ERR(tmp)) {
err = __path_lookup_intent_open(AT_FDCWD, tmp, lookup_flags, nd, open_flags, 0);
putname(tmp);
}
return err;
}
static struct dentry *__lookup_hash(struct qstr *name,
struct dentry *base, struct nameidata *nd)
{

1
include/linux/namei.h
View File

@ -65,7 +65,6 @@ extern int path_lookup(const char *, unsigned, struct nameidata *);
extern int vfs_path_lookup(struct dentry *, struct vfsmount *,
const char *, unsigned int, struct nameidata *);
extern int __user_path_lookup_open(const char __user *, unsigned lookup_flags, struct nameidata *nd, int open_flags);
extern int path_lookup_open(int dfd, const char *name, unsigned lookup_flags, struct nameidata *, int open_flags);
extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry,
int (*open)(struct inode *, struct file *));