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switch path_mountpoint() to struct filename

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2015-02-22 19:44:00 -05:00
parent 5eb6b495c6
commit 668696dcbb
1 changed files with 11 additions and 10 deletions
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21
fs/namei.c
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@ -2337,12 +2337,13 @@ mountpoint_last(struct nameidata *nd, struct path *path)
* Returns 0 and "path" will be valid on success; Returns error otherwise.
*/
static int
path_mountpoint(int dfd, const char *name, struct path *path, unsigned int flags)
path_mountpoint(int dfd, const struct filename *name, struct path *path,
unsigned int flags)
{
struct nameidata nd;
int err;
err = path_init(dfd, name, flags, &nd);
err = path_init(dfd, name->name, flags, &nd);
if (unlikely(err))
goto out;
@ -2366,20 +2367,20 @@ path_mountpoint(int dfd, const char *name, struct path *path, unsigned int flags
}
static int
filename_mountpoint(int dfd, struct filename *s, struct path *path,
filename_mountpoint(int dfd, struct filename *name, struct path *path,
unsigned int flags)
{
int error;
if (IS_ERR(s))
return PTR_ERR(s);
error = path_mountpoint(dfd, s->name, path, flags | LOOKUP_RCU);
if (IS_ERR(name))
return PTR_ERR(name);
error = path_mountpoint(dfd, name, path, flags | LOOKUP_RCU);
if (unlikely(error == -ECHILD))
error = path_mountpoint(dfd, s->name, path, flags);
error = path_mountpoint(dfd, name, path, flags);
if (unlikely(error == -ESTALE))
error = path_mountpoint(dfd, s->name, path, flags | LOOKUP_REVAL);
error = path_mountpoint(dfd, name, path, flags | LOOKUP_REVAL);
if (likely(!error))
audit_inode(s, path->dentry, 0);
putname(s);
audit_inode(name, path->dentry, 0);
putname(name);
return error;
}