From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Deal with skipping leading slashes before what used to be the
recursive call. That way we can get rid of that goto completely.
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
fs/namei.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index 723dead..38ff968 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1710,11 +1710,10 @@ static int link_path_walk(const char *name, struct nameidata *nd)
} stack[MAX_NESTED_LINKS], *last = stack + nd->depth - 1;
int err;
-start:
while (*name=='/')
name++;
if (!*name)
- goto OK;
+ return 0;
/* At this point we know we have a real path component. */
for(;;) {
@@ -1813,11 +1812,15 @@ Walked:
nd->path = nd->root;
path_get(&nd->root);
nd->flags |= LOOKUP_JUMPED;
+ while (unlikely(*++s == '/'))
+ ;
}
nd->inode = nd->path.dentry->d_inode;
last->name = name;
+ if (!*s)
+ goto OK;
name = s;
- goto start;
+ continue;
}
}
if (!d_can_lookup(nd->path.dentry)) {
--
2.1.4
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