From: James Morris <jmorris@redhat.com>
Atomic underflow debugging in this kernel exposed a bug in the AVC RCU
code, fix below. The effect of this bug would be delayed node reclamation.
Signed-off-by: James Morris <jmorris@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/security/selinux/avc.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN security/selinux/avc.c~selinux-atomic_dec_and_test-bug security/selinux/avc.c
--- 25/security/selinux/avc.c~selinux-atomic_dec_and_test-bug 2004-11-16 23:31:24.910338296 -0800
+++ 25-akpm/security/selinux/avc.c 2004-11-16 23:31:24.914337688 -0800
@@ -274,7 +274,7 @@ static inline int avc_reclaim_node(void)
continue;
list_for_each_entry(node, &avc_cache.slots[hvalue], list) {
- if (!atomic_dec_and_test(&node->ae.used)) {
+ if (atomic_dec_and_test(&node->ae.used)) {
/* Recently Unused */
avc_node_delete(node);
ecx++;
_