[PATCH 2/3] dma: apbh: check for errors when resetting ip core

[Wolfram Sang]

Signed-off-by: Wolfram Sang <w.sang at pengutronix.de>
---
 drivers/dma/apbh_dma.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/apbh_dma.c b/drivers/dma/apbh_dma.c
index 363878f..d30b8fb 100644
--- a/drivers/dma/apbh_dma.c
+++ b/drivers/dma/apbh_dma.c
@@ -555,7 +555,9 @@ int mxs_dma_init(void)
 	int ret, channel;
 	u32 val, reg;
 
-	mxs_reset_block(apbh_regs, 0);
+	ret = mxs_reset_block(apbh_regs, 0);
+	if (ret)
+		return ret;
 
 	/* HACK: Get CPUID and determine APBH version */
 	val = readl(0x8001c310) >> 16;
-- 
1.7.10.4