diff options
| author | Niklas Cassel <niklas.cassel@axis.com> | 2015-04-07 17:42:45 +0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2015-04-17 21:08:28 +0300 |
| commit | 0434a23198d6a271b70b75221c7568e60482c04e (patch) | |
| tree | 8ed204759cf773877c9de9992dc793d894492bcc /drivers/dma/at_xdmac.c | |
| parent | 9c361b1afd9b4b2bba7fa1ffb080c9f5de3ff108 (diff) | |
| download | linux-0434a23198d6a271b70b75221c7568e60482c04e.tar.xz | |
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>
Diffstat (limited to 'drivers/dma/at_xdmac.c')
| -rw-r--r-- | drivers/dma/at_xdmac.c | 4 |
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); |