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fsnotify: initialize mask in fsnotify_perm

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akpm got a warning the fsnotify_mask could be used uninitialized in
fsnotify_perm().  It's not actually possible but his compiler complained
about it.  This patch just initializes it to 0 to shut up the compiler.

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Eric Paris <eparis@redhat.com>
This commit is contained in:
Eric Paris 2010-05-12 11:42:29 -04:00
parent b31d397e43
commit fb1cfb88c8
1 changed files with 5 additions and 3 deletions
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8
include/linux/fsnotify.h
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@ -39,16 +39,18 @@ static inline int fsnotify_perm(struct file *file, int mask)
{
struct path *path = &file->f_path;
struct inode *inode = path->dentry->d_inode;
__u32 fsnotify_mask;
__u32 fsnotify_mask = 0;
if (file->f_mode & FMODE_NONOTIFY)
return 0;
if (!(mask & (MAY_READ | MAY_OPEN)))
return 0;
if (mask & MAY_READ)
fsnotify_mask = FS_ACCESS_PERM;
if (mask & MAY_OPEN)
fsnotify_mask = FS_OPEN_PERM;
else if (mask & MAY_READ)
fsnotify_mask = FS_ACCESS_PERM;
else
BUG();
return fsnotify(inode, fsnotify_mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
}