linux-kernel - [PATCH] fs/xfs: Remove NULL check before kmem_cache

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Date:   Wed, 8 Nov 2017 13:53:10 -0500
From:   Tim Hansen <devtimhansen@...il.com>
To:     darrick.wong@...cle.com
Cc:     linux-xfs@...r.kernel.org, linux-kernel@...r.kernel.org,
        devtimhansen@...il.com
Subject: [PATCH] fs/xfs: Remove NULL check before kmem_cache_destroy

kmem_cache_destroy already checks for null values.

Signed-off-by: Tim Hansen <devtimhansen@...il.com>
---
 fs/xfs/kmem.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
index 7509019..4b87472 100644
--- a/fs/xfs/kmem.h
+++ b/fs/xfs/kmem.h
@@ -119,8 +119,7 @@ kmem_zone_free(kmem_zone_t *zone, void *ptr)
 static inline void
 kmem_zone_destroy(kmem_zone_t *zone)
 {
-	if (zone)
-		kmem_cache_destroy(zone);
+	kmem_cache_destroy(zone);
 }
 
 extern void *kmem_zone_alloc(kmem_zone_t *, xfs_km_flags_t);
-- 
2.1.4