tree 672a25b5bb2db8c1a440d0221d1069231071f6aa
parent 42e55736f7efd7658f8826a5f441c3ccb962db74
author Sascha Hauer <s.hauer@pengutronix.de> 1287556639 +0200
committer Dan Williams <dan.j.williams@intel.com> 1287770907 -0700

dma: imx-dma: fix signedness bug

mxdmac->channel was unsigned, so check (imxdmac->channel < 0) for
failed imx_dma_request_by_prio() made no sence.  Explicitly check
signed values.
Also, fix uninitialzed use of ret.

Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>