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authorWei Yongjun <weiyongjun1@huawei.com>2016-10-17 15:16:35 +0000
committerVinod Koul <vinod.koul@intel.com>2016-10-18 20:18:14 +0530
commitf95df7d6cd92787d54c9ad3d4843f9bcd137f9db (patch)
tree3a17d20c014cf45286a17604527f92d2dd59ec3c /drivers/dma/edma.c
parent1001354ca34179f3db924eb66672442a173147dc (diff)
downloadlinux-f95df7d6cd92787d54c9ad3d4843f9bcd137f9db.tar.bz2
dmaengine: edma: Fix error return code in edma_alloc_chan_resources()
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@huawei.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/edma.c')
-rw-r--r--drivers/dma/edma.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index e18a58068bca..77242b37ef87 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -1628,6 +1628,7 @@ 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;
}