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| author | Zheng Yongjun <zhengyongjun3@huawei.com> | 2020-12-16 14:06:49 +0100 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2020-12-29 05:38:00 +0100 |
| commit | ba42f61b36121730d7f51cc261dfd744ee19f50b (patch) | |
| tree | 8e2dcd1f6e61b6d9835bb30492b65af01fbc19d8 /drivers/dma/qcom/bam_dma.c | |
| parent | dmaengine: dw-edma: Fix use after free in dw_edma_alloc_chunk() (diff) | |
| download | linux-ba42f61b36121730d7f51cc261dfd744ee19f50b.tar.xz linux-ba42f61b36121730d7f51cc261dfd744ee19f50b.zip | |
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>
Diffstat (limited to 'drivers/dma/qcom/bam_dma.c')
| -rw-r--r-- | drivers/dma/qcom/bam_dma.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c index d5773d474d8f..88579857ca1d 100644 --- a/drivers/dma/qcom/bam_dma.c +++ b/drivers/dma/qcom/bam_dma.c @@ -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; } /** |