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Diffstat (limited to 'fs/afs/security.c')
-rw-r--r--fs/afs/security.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/fs/afs/security.c b/fs/afs/security.c
index b88b7d45fdaa..cea2fff313dc 100644
--- a/fs/afs/security.c
+++ b/fs/afs/security.c
@@ -178,18 +178,14 @@ void afs_cache_permit(struct afs_vnode *vnode, struct key *key,
}
}
- if (cb_break != (vnode->cb_break + vnode->cb_interest->server->cb_s_break)) {
- rcu_read_unlock();
+ if (cb_break != (vnode->cb_break + vnode->cb_interest->server->cb_s_break))
goto someone_else_changed_it;
- }
/* We need a ref on any permits list we want to copy as we'll have to
* drop the lock to do memory allocation.
*/
- if (permits && !refcount_inc_not_zero(&permits->usage)) {
- rcu_read_unlock();
+ if (permits && !refcount_inc_not_zero(&permits->usage))
goto someone_else_changed_it;
- }
rcu_read_unlock();
@@ -278,6 +274,7 @@ someone_else_changed_it:
/* Someone else changed the cache under us - don't recheck at this
* time.
*/
+ rcu_read_unlock();
return;
}
@@ -296,8 +293,6 @@ int afs_check_permit(struct afs_vnode *vnode, struct key *key,
_enter("{%x:%u},%x",
vnode->fid.vid, vnode->fid.vnode, key_serial(key));
- permits = vnode->permit_cache;
-
/* check the permits to see if we've got one yet */
if (key == vnode->volume->cell->anonymous_key) {
_debug("anon");
@@ -327,7 +322,7 @@ int afs_check_permit(struct afs_vnode *vnode, struct key *key,
*/
_debug("no valid permit");
- ret = afs_fetch_status(vnode, key);
+ ret = afs_fetch_status(vnode, key, false);
if (ret < 0) {
*_access = 0;
_leave(" = %d", ret);