Messages in this thread Patch in this message | | | From | Vasyl Gomonovych <> | Subject | [PATCH] ARM: dma-mapping:Fix ifnullfree.cocci warnings | Date | Wed, 22 Nov 2017 16:17:23 +0100 |
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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 --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) -- 1.9.1
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