staging: mt7621-dma: Remove assignment in if (c48f6ac1) · Commits · 戴 / test

Fixes checkpatch error: ASSIGN_IN_IF by adding an inner if in the else path, this also avoids calling vchan_find_desc when not needed. Signed-off-by:

drivers/staging/mt7621-dma/ralink-gdma.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -689,8 +689,11 @@ static enum dma_status gdma_dma_tx_status(struct dma_chan *c,
		((chan->next_sg - 1) * desc->sg[0].len);
		else
		state->residue = desc->residue;
		} else if ((vdesc = vchan_find_desc(&chan->vchan, cookie)))
		} else {
		vdesc = vchan_find_desc(&chan->vchan, cookie);
		if (vdesc)
		state->residue = to_gdma_dma_desc(vdesc)->residue;
		}
		spin_unlock_irqrestore(&chan->vchan.lock, flags);

		dev_dbg(c->device->dev, "tx residue %d bytes\n", state->residue);