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authorGusakov Andrey <dron0gus@gmail.com>2012-03-03 07:32:36 +0900
committerKukjin Kim <kgene.kim@samsung.com>2012-03-03 07:36:59 +0900
commite39d40c65dfd8390b50c03482ae9e289b8a8f351 (patch)
tree1bc74f07ed2e213f647853915950362f72dcfb46 /arch/arm/plat-s3c24xx
parentc1ba544f81544ed9613ad5d058968533dbcef4b2 (diff)
downloadop-kernel-dev-e39d40c65dfd8390b50c03482ae9e289b8a8f351.zip
op-kernel-dev-e39d40c65dfd8390b50c03482ae9e289b8a8f351.tar.gz
ARM: S3C24XX: DMA resume regression fix
s3c2410_dma_suspend suspends channels from 0 to dma_channels. s3c2410_dma_resume resumes channels in reverse order. So pointer should be decremented instead of being incremented. Signed-off-by: Gusakov Andrey <dron0gus@gmail.com> Reviewed-by: Heiko Stuebner <heiko@sntech.de> Cc: stable <stable@vger.kernel.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/plat-s3c24xx')
-rw-r--r--arch/arm/plat-s3c24xx/dma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 9fe3534..2bab4c9 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -1249,7 +1249,7 @@ static void s3c2410_dma_resume(void)
struct s3c2410_dma_chan *cp = s3c2410_chans + dma_channels - 1;
int channel;
- for (channel = dma_channels - 1; channel >= 0; cp++, channel--)
+ for (channel = dma_channels - 1; channel >= 0; cp--, channel--)
s3c2410_dma_resume_chan(cp);
}
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