tree f4d3edd27f2af1c4ea74bde4f46cb8aaad7cf257
parent 1fde2548460c1ded9fe71220b506473f0b7de768
author Ezequiel Garcia <ezequiel.garcia@free-electrons.com> 1386678757 -0300
committer Dan Williams <dan.j.williams@intel.com> 1397157454 -0700

dma: mv_xor: Add DMA API error checks

This commit adds proper error checking for various DMA API calls,
as reported by DMA_API_DEBUG=y.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>