tree 3c03ac5ad8840825a861edc4d491d76698b7171a
parent 4c14372590d0b86476bf2f23b2ce4b93352d14bf
author Jingoo Han <jg1.han@samsung.com> 1375785476 +0900
committer Vinod Koul <vinod.koul@intel.com> 1376393082 +0530

dma: sirf: use NULL instead of 0

sirfsoc_dma_prep_cyclic() returns pointer, thus NULL should be
used instead of 0 in order to fix the following sparse warning:

drivers/dma/sirf-dma.c:598:24: warning: Using plain integer as NULL pointer

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>