dmaengine: at_xdmac: unlock spin lock before return
dmaengine: at_xdmac: unlock spin lock before return

Signed-off-by: Niklas Cassel <067bfd772d91b96c82a90b4442f3e1cab6088cae@axis.com>
Acked-by: Ludovic Desroches <627575320a9526cb6c91021c9940202b0e84c416@atmel.com>
Signed-off-by: Vinod Koul <5cf69c63beb17bf38d63aa0e923ee8256af0e205@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs