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: Christian Lütke-Stetzkamp <christ...@lkamp.de>
---
drivers/staging/mt7621-dma/ralink-gdma.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/mt7621-dma/ralink-gdma.c
b/drivers/staging/mt7621-dma/ralink-gdma.c
index 9548ce4afb77..5646a09dd8c9 100644
--- a/drivers/staging/mt7621-dma/ralink-gdma.c
+++ b/drivers/staging/mt7621-dma/ralink-gdma.c
@@ -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)))
- state->residue = to_gdma_dma_desc(vdesc)->residue;
+ } 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);
--
2.13.6
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