From: Syam Sidhardhan <syamsidhardh@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: syamsidhardh@gmail.com, vinod.koul@intel.com, djbw@fb.com
Subject: [PATCH] dma: imx-dma: Remove redundant NULL check before kfree
Date: Mon, 25 Feb 2013 04:46:26 +0530 [thread overview]
Message-ID: <1361747786-29597-1-git-send-email-s.syam@samsung.com> (raw)
kfree on NULL pointer is a no-op.
Signed-off-by: Syam Sidhardhan <s.syam@samsung.com>
---
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
next reply other threads:[~2013-02-24 23:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-24 23:16 Syam Sidhardhan [this message]
2013-03-21 9:07 ` Vinod Koul
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