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dmaengine: at_xdmac: unlock spin lock before return

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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>
This commit is contained in:
Niklas Cassel 2015-04-07 16:42:45 +02:00 committed by Vinod Koul
parent 9c361b1afd
commit 0434a23198
1 changed files with 3 additions and 1 deletions
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4
drivers/dma/at_xdmac.c
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@ -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);