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dmaengine: Use Pointer xt after NULL check.
Removing static analysis error:- Possible null pointer dereference: xt Because currently xt is dereferenced before NULL check, Thus Use it after NULL Check. Signed-off-by: Maninder Singh <maninder1.s@samsung.com> Reviewed-by: Vaneet Narang <v.narang@samsung.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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1 changed files with 3 additions and 3 deletions
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@ -659,14 +659,14 @@ atc_prep_dma_interleaved(struct dma_chan *chan,
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size_t len = 0;
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int i;
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if (unlikely(!xt || xt->numf != 1 || !xt->frame_size))
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return NULL;
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dev_info(chan2dev(chan),
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"%s: src=0x%08x, dest=0x%08x, numf=%d, frame_size=%d, flags=0x%lx\n",
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__func__, xt->src_start, xt->dst_start, xt->numf,
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xt->frame_size, flags);
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if (unlikely(!xt || xt->numf != 1 || !xt->frame_size))
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return NULL;
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/*
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* The controller can only "skip" X bytes every Y bytes, so we
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* need to make sure we are given a template that fit that
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