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| author | Vasiliy Kulikov <segoon@openwall.com> | 2010-11-26 20:05:55 +0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-12-03 13:05:12 +0300 |
| commit | abebbb468050ad63caed55fdb7a6bfce732e9a7f (patch) | |
| tree | bb2e27882809fb35c9e1c51d736e816cf3b81b1e | |
| parent | 0ef51953be84cf910cdf5d9a6b8ccb75fd3dd10c (diff) | |
| download | linux-abebbb468050ad63caed55fdb7a6bfce732e9a7f.tar.xz | |
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>
| -rw-r--r-- | arch/arm/mach-imx/dma-v1.c | 2 |
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 */ |