X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=mm%2Fslub.c;h=10ab2335e2eaff568eff6a38bb5a9349c591ebc3;hb=7386cad5a5036018d45285e617db8339c31feb2f;hp=0d0901ebaea236bdd81c02fe12b04ba1a103d5e6;hpb=16c7560fcca939095d099da4316f2df66aebc3ba;p=android-x86%2Fkernel.git

diff --git a/mm/slub.c b/mm/slub.c
index 0d0901ebaea2..10ab2335e2ea 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3439,13 +3439,14 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size,
 		if (kmem_cache_open(s, n,
 				size, align, flags, ctor)) {
 			list_add(&s->list, &slab_caches);
+			up_write(&slub_lock);
 			if (sysfs_slab_add(s)) {
+				down_write(&slub_lock);
 				list_del(&s->list);
 				kfree(n);
 				kfree(s);
 				goto err;
 			}
-			up_write(&slub_lock);
 			return s;
 		}
 		kfree(n);