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dma: imx-dma: Remove redundant NULL check 

kfree on a NULL pointer is a no-op. Null pointer check is
not necessary.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Sachin Kamat 2013-09-02 13:21:18 +05:30 committed by Vinod Koul
parent 6b9019a7f0
commit 06f8db4b64
1 changed files with 2 additions and 4 deletions
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6
drivers/dma/imx-dma.c
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@ -805,10 +805,8 @@ static void imxdma_free_chan_resources(struct dma_chan *chan)
}
INIT_LIST_HEAD(&imxdmac->ld_free);
if (imxdmac->sg_list) {
kfree(imxdmac->sg_list);
imxdmac->sg_list = NULL;
}
kfree(imxdmac->sg_list);
imxdmac->sg_list = NULL;
}
static struct dma_async_tx_descriptor *imxdma_prep_slave_sg(