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Code Issues Releases Wiki Activity

Smack: fix W=1 build warnings 

A couple of functions had malformed comment blocks.
Namespace parameters were added without updating the
comment blocks. These are all repaired in the Smack code,
so "% make W=1 security/smack" is warning free.

Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
This commit is contained in:
Casey Schaufler 2021-10-13 14:56:43 -07:00
parent f8de49ef92
commit b57d02091b
1 changed files with 18 additions and 12 deletions
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30
security/smack/smack_lsm.c
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@ -391,7 +391,7 @@ static int smk_copy_relabel(struct list_head *nhead, struct list_head *ohead,
/**
* smk_ptrace_mode - helper function for converting PTRACE_MODE_* into MAY_*
* @mode - input mode in form of PTRACE_MODE_*
* @mode: input mode in form of PTRACE_MODE_*
*
* Returns a converted MAY_* mode usable by smack rules
*/
@ -1215,6 +1215,7 @@ static int smack_inode_getattr(const struct path *path)
/**
* smack_inode_setxattr - Smack check for setting xattrs
* @mnt_userns: active user namespace
* @dentry: the object
* @name: name of the attribute
* @value: value of the attribute
@ -1341,6 +1342,7 @@ static int smack_inode_getxattr(struct dentry *dentry, const char *name)
/**
* smack_inode_removexattr - Smack check on removexattr
* @mnt_userns: active user namespace
* @dentry: the object
* @name: name of the attribute
*
@ -1400,6 +1402,7 @@ static int smack_inode_removexattr(struct user_namespace *mnt_userns,
/**
* smack_inode_getsecurity - get smack xattrs
* @mnt_userns: active user namespace
* @inode: the object
* @name: attribute name
* @buffer: where to put the result
@ -1621,13 +1624,14 @@ static int smack_file_fcntl(struct file *file, unsigned int cmd,
}
/**
* smack_mmap_file :
* Check permissions for a mmap operation. The @file may be NULL, e.g.
* if mapping anonymous memory.
* @file contains the file structure for file to map (may be NULL).
* @reqprot contains the protection requested by the application.
* @prot contains the protection that will be applied by the kernel.
* @flags contains the operational flags.
* smack_mmap_file - Check permissions for a mmap operation.
* @file: contains the file structure for file to map (may be NULL).
* @reqprot: contains the protection requested by the application.
* @prot: contains the protection that will be applied by the kernel.
* @flags: contains the operational flags.
*
* The @file may be NULL, e.g. if mapping anonymous memory.
*
* Return 0 if permission is granted.
*/
static int smack_mmap_file(struct file *file,
@ -3054,7 +3058,7 @@ static int smack_sem_associate(struct kern_ipc_perm *isp, int semflg)
}
/**
* smack_sem_shmctl - Smack access check for sem
* smack_sem_semctl - Smack access check for sem
* @isp: the object
* @cmd: what it wants to do
*
@ -3200,7 +3204,7 @@ static int smack_msg_queue_msgsnd(struct kern_ipc_perm *isp, struct msg_msg *msg
}
/**
* smack_msg_queue_msgsnd - Smack access check for msg_queue
* smack_msg_queue_msgrcv - Smack access check for msg_queue
* @isp: the object
* @msg: unused
* @target: unused
@ -3209,8 +3213,10 @@ static int smack_msg_queue_msgsnd(struct kern_ipc_perm *isp, struct msg_msg *msg
*
* Returns 0 if current has read and write access, error code otherwise
*/
static int smack_msg_queue_msgrcv(struct kern_ipc_perm *isp, struct msg_msg *msg,
struct task_struct *target, long type, int mode)
static int smack_msg_queue_msgrcv(struct kern_ipc_perm *isp,
struct msg_msg *msg,
struct task_struct *target, long type,
int mode)
{
return smk_curacc_msq(isp, MAY_READWRITE);
}