[PATCH -next] dmaengine: edma: Fix error return code in edma_alloc_chan_resources()

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From: Wei Yongjun <weiyongjun1@xxxxxxxxxx>

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
 drivers/dma/edma.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 844e87b..ec478a2 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -1624,6 +1624,7 @@ static int edma_alloc_chan_resources(struct dma_chan *chan)
 	if (echan->slot[0] < 0) {
 		dev_err(dev, "Entry slot allocation failed for channel %u\n",
 			EDMA_CHAN_SLOT(echan->ch_num));
+		ret = echan->slot[0];
 		goto err_slot;
 	}
 



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