Messages in this thread Patch in this message | | | From | Richard Zhao <> | Subject | [PATCH v2 5/6] dma/imx-sdma: use num_events to validate event_id0 | Date | Fri, 13 Jan 2012 11:10:00 +0800 |
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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> --- drivers/dma/imx-sdma.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 015d93f..22fd561 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); } -- 1.7.5.4
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