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authorVasiliy Kulikov <segoon@openwall.com>2010-11-26 20:05:55 +0300
committerSascha Hauer <s.hauer@pengutronix.de>2010-12-03 11:05:12 +0100
commitabebbb468050ad63caed55fdb7a6bfce732e9a7f (patch)
treebb2e27882809fb35c9e1c51d736e816cf3b81b1e /arch
parent0ef51953be84cf910cdf5d9a6b8ccb75fd3dd10c (diff)
downloadblackbird-op-linux-abebbb468050ad63caed55fdb7a6bfce732e9a7f.tar.gz
blackbird-op-linux-abebbb468050ad63caed55fdb7a6bfce732e9a7f.zip
arm: dma: check clk_get() result
clk_get() may return ERR_PTR(), if so propagate return code as imx_dma_init() return code. Signed-off-by: Vasiliy Kulikov <segoon@openwall.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-imx/dma-v1.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/dma-v1.c b/arch/arm/mach-imx/dma-v1.c
index dcb24a90998c..e9f1769b49f5 100644
--- a/arch/arm/mach-imx/dma-v1.c
+++ b/arch/arm/mach-imx/dma-v1.c
@@ -821,6 +821,8 @@ static int __init imx_dma_init(void)
return 0;
dma_clk = clk_get(NULL, "dma");
+ if (IS_ERR(dma_clk))
+ return PTR_ERR(dma_clk);
clk_enable(dma_clk);
/* reset DMA module */
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