diff mbox

ARM: dma-mapping:Fix ifnullfree.cocci warnings

Message ID 1511363843-26202-1-git-send-email-gomonovych@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vasyl Gomonovych Nov. 22, 2017, 3:17 p.m. UTC 
NULL check before some freeing functions is not needed.

arch/arm/common/dmabounce.c:573:2-18: WARNING: NULL check before freeing functions like kfree
arch/arm/common/dmabounce.c:575:2-18: WARNING: NULL check before freeing functions like kfree
Generated by: scripts/coccinelle/free/ifnullfree.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
---
 arch/arm/common/dmabounce.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 9a92de63426f..dcdd80c7a543 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -569,10 +569,8 @@  void dmabounce_unregister_dev(struct device *dev)
 		BUG();
 	}
 
-	if (device_info->small.pool)
-		dma_pool_destroy(device_info->small.pool);
-	if (device_info->large.pool)
-		dma_pool_destroy(device_info->large.pool);
+	dma_pool_destroy(device_info->small.pool);
+	dma_pool_destroy(device_info->large.pool);
 
 #ifdef STATS
 	if (device_info->attr_res == 0)