Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Peng Hao <> | Subject | [PATCH 1/2] arm/common/dmabounce : NULL check before dma_pool_destroy | Date | Sat, 29 Dec 2018 13:05:26 +0800 |
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NULL check before dma_pool_destroy is unnecessary because there is a NULL check in dma_pool_destroy.
Signed-off-by: Peng Hao <peng.hao2@zte.com.cn> --- 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 9a92de6..dcdd80c 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) -- 1.8.3.1
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