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authorDanilo Krummrich <danilokrummrich@dk-develop.de>2018-04-23 10:30:59 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2018-05-17 22:19:39 -0400
commit030c7e0bb723e3de6354d1a85df0543197efec1a (patch)
tree92b63be300702a51bc744364762c89e1753111d2 /fs
parent75abe32946604887a3fa600eb0956e9946d4170c (diff)
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vfs: namei: use path_equal() in follow_dotdot()
Use path_equal() to detect whether we're already in root. Signed-off-by: Danilo Krummrich <danilokrummrich@dk-develop.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/namei.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 186bd2464fd5..6f0dc40f88c5 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1438,10 +1438,8 @@ static int path_parent_directory(struct path *path)
static int follow_dotdot(struct nameidata *nd)
{
while(1) {
- if (nd->path.dentry == nd->root.dentry &&
- nd->path.mnt == nd->root.mnt) {
+ if (path_equal(&nd->path, &nd->root))
break;
- }
if (nd->path.dentry != nd->path.mnt->mnt_root) {
int ret = path_parent_directory(&nd->path);
if (ret)