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staging: dwc2: fix useless test for non-0

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In dwc2_xfercomp_isoc_split_in(), the function has already exited
if len == 0, so no need to test it again

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Paul Zimmerman 2013-11-25 13:42:46 -08:00 committed by Greg Kroah-Hartman
parent 0b851be273
commit e7e59e1170
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/dwc2/hcd_intr.c
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@ -935,7 +935,7 @@ static int dwc2_xfercomp_isoc_split_in(struct dwc2_hsotg *hsotg,
frame_desc->actual_length += len;
if (chan->align_buf && len) {
if (chan->align_buf) {
dev_vdbg(hsotg->dev, "%s(): non-aligned buffer\n", __func__);
dma_sync_single_for_cpu(hsotg->dev, qtd->urb->dma,
qtd->urb->length, DMA_FROM_DEVICE);