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qcom: bam_dma: Delete useless kfree code 

The parameter of kfree function is NULL, so kfree code is useless, delete it.
Therefore, goto expression is no longer needed, so simplify it.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20201216130649.13979-1-zhengyongjun3@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Zheng Yongjun 2020-12-16 21:06:49 +08:00 committed by Vinod Koul
parent 595a334148
commit ba42f61b36
1 changed files with 1 additions and 5 deletions
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6
drivers/dma/qcom/bam_dma.c
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@ -630,7 +630,7 @@ static struct dma_async_tx_descriptor *bam_prep_slave_sg(struct dma_chan *chan,
GFP_NOWAIT);
if (!async_desc)
goto err_out;
return NULL;
if (flags & DMA_PREP_FENCE)
async_desc->flags |= DESC_FLAG_NWD;
@ -670,10 +670,6 @@ static struct dma_async_tx_descriptor *bam_prep_slave_sg(struct dma_chan *chan,
}
return vchan_tx_prep(&bchan->vc, &async_desc->vd, flags);
err_out:
kfree(async_desc);
return NULL;
}
/**