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authorRichard Zhao <richard.zhao@linaro.org>2012-01-13 11:10:00 +0800
committerVinod Koul <vinod.koul@linux.intel.com>2012-01-31 09:03:16 +0530
commitb78bd91f47b28ba1290a7eb95d8cf48a357e1b90 (patch)
treed333a3afcb395e8855ed9ddd8265ff07feabf51a /drivers/dma/imx-sdma.c
parentc2c744d3aa48f845626131176772bae2a3c9d5bc (diff)
downloadlinux-b78bd91f47b28ba1290a7eb95d8cf48a357e1b90.tar.bz2
dma/imx-sdma: use num_events to validate event_id0
event number is not always 32. use num_events for checking instead. Signed-off-by: Richard Zhao <richard.zhao@linaro.org> Acked-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/imx-sdma.c')
-rw-r--r--drivers/dma/imx-sdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 1e0e516b481f..5eb96b53e6da 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -723,7 +723,7 @@ static int sdma_config_channel(struct sdma_channel *sdmac)
sdmac->per_addr = 0;
if (sdmac->event_id0) {
- if (sdmac->event_id0 > 32)
+ if (sdmac->event_id0 >= sdmac->sdma->num_events)
return -EINVAL;
sdma_event_enable(sdmac, sdmac->event_id0);
}