[PATCH] lib/sg_pool,debugobjects: remove unnecessary null check when free the object

[zhong jiang]

kmem_cache_destroy/mempool_destroy has taken null check into account.
so remove the redundant check.

Signed-off-by: zhong jiang <zhongji...@huawei.com>
---
 lib/debugobjects.c | 3 +--
 lib/sg_pool.c      | 7 +++----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 994be48..7a6d80b 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -1185,8 +1185,7 @@ void __init debug_objects_mem_init(void)
 
        if (!obj_cache || debug_objects_replace_static_objects()) {
                debug_objects_enabled = 0;
-               if (obj_cache)
-                       kmem_cache_destroy(obj_cache);
+               kmem_cache_destroy(obj_cache);
                pr_warn("out of memory.\n");
        } else
                debug_objects_selftest();
diff --git a/lib/sg_pool.c b/lib/sg_pool.c
index 6dd3061..d1c1e63 100644
--- a/lib/sg_pool.c
+++ b/lib/sg_pool.c
@@ -148,10 +148,9 @@ static __init int sg_pool_init(void)
 cleanup_sdb:
        for (i = 0; i < SG_MEMPOOL_NR; i++) {
                struct sg_pool *sgp = sg_pools + i;
-               if (sgp->pool)
-                       mempool_destroy(sgp->pool);
-               if (sgp->slab)
-                       kmem_cache_destroy(sgp->slab);
+
+               mempool_destroy(sgp->pool);
+               kmem_cache_destroy(sgp->slab);
        }
 
        return -ENOMEM;
-- 
1.7.12.4