summaryrefslogtreecommitdiff
path: root/fs/fscache/object-list.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-03-02 20:09:08 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-03-02 20:09:08 -0800
commit13df7977431e3b906a23bb75f29e0f40a8d73f87 (patch)
treebc2c78c3b816a65f90c31cccebdc15b38352c045 /fs/fscache/object-list.c
parent6d8b3e1ad3d3815d9c87b8553493301e243af76a (diff)
parent0414855fdc4a40da05221fc6062cccbc0c30f169 (diff)
Merge 3.14-rc5 into driver-core-next
We want the fixes in here.
Diffstat (limited to 'fs/fscache/object-list.c')
-rw-r--r--fs/fscache/object-list.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c
index e1959efad64f..b5ebc2d7d80d 100644
--- a/fs/fscache/object-list.c
+++ b/fs/fscache/object-list.c
@@ -50,6 +50,8 @@ void fscache_objlist_add(struct fscache_object *obj)
struct fscache_object *xobj;
struct rb_node **p = &fscache_object_list.rb_node, *parent = NULL;
+ ASSERT(RB_EMPTY_NODE(&obj->objlist_link));
+
write_lock(&fscache_object_list_lock);
while (*p) {
@@ -75,6 +77,9 @@ void fscache_objlist_add(struct fscache_object *obj)
*/
void fscache_objlist_remove(struct fscache_object *obj)
{
+ if (RB_EMPTY_NODE(&obj->objlist_link))
+ return;
+
write_lock(&fscache_object_list_lock);
BUG_ON(RB_EMPTY_ROOT(&fscache_object_list));