dmaengine: cppi: remove unused and bogus check
In cppi41_dma_prep_slave_sg() variable num is initialized to zero, but never updated and a BUG_ON is checked for it being greater than zero which will be always false. Remove the bogus check and this variable Reported-by: David Binderman <linuxdev.baldrick@gmail.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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@ -497,16 +497,13 @@ static struct dma_async_tx_descriptor *cppi41_dma_prep_slave_sg(
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struct cppi41_desc *d;
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struct scatterlist *sg;
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unsigned int i;
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unsigned int num;
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num = 0;
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d = c->desc;
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for_each_sg(sgl, sg, sg_len, i) {
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u32 addr;
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u32 len;
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/* We need to use more than one desc once musb supports sg */
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BUG_ON(num > 0);
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addr = lower_32_bits(sg_dma_address(sg));
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len = sg_dma_len(sg);
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