[PATCH] dma: imx-dma: Remove redundant NULL check before kfree

From: Syam Sidhardhan
Date: Sun Feb 24 2013 - 18:16:41 EST


kfree on NULL pointer is a no-op.

Signed-off-by: Syam Sidhardhan <s.syam@xxxxxxxxxxx>
---
drivers/dma/imx-dma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index 70b8975..0988583 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -859,8 +859,7 @@ static struct dma_async_tx_descriptor *imxdma_prep_dma_cyclic(

desc = list_first_entry(&imxdmac->ld_free, struct imxdma_desc, node);

- if (imxdmac->sg_list)
- kfree(imxdmac->sg_list);
+ kfree(imxdmac->sg_list);

imxdmac->sg_list = kcalloc(periods + 1,
sizeof(struct scatterlist), GFP_KERNEL);
--
1.7.9.5

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