dmaengine: at_xdmac: unlock spin lock before return

Signed-off-by: Niklas Cassel <niklass@axis.com>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index 09e2825a547a..6d18abf88cb5 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1155,8 +1155,10 @@ static int at_xdmac_device_resume(struct dma_chan *chan)
         dev_dbg(chan2dev(chan), "%s\n", __func__);
 
         spin_lock_bh(&atchan->lock);
-        if (!at_xdmac_chan_is_paused(atchan))
+        if (!at_xdmac_chan_is_paused(atchan)) {
+                spin_unlock_bh(&atchan->lock);
                 return 0;
+        }
 
         at_xdmac_write(atxdmac, AT_XDMAC_GRWR, atchan->mask);
         clear_bit(AT_XDMAC_CHAN_IS_PAUSED, &atchan->status);