linux-phytec-fsl

ASoC: Intel: Delete an unnecessary check before the function call "sst_dma_free"

The sst_dma_free() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Mark Brown <broonie@kernel.org>