From mboxrd@z Thu Jan 1 00:00:00 1970 From: richard.zhao@linaro.org (Richard Zhao) Date: Fri, 13 Jan 2012 11:10:00 +0800 Subject: [PATCH v2 5/6] dma/imx-sdma: use num_events to validate event_id0 In-Reply-To: <1326424201-20056-1-git-send-email-richard.zhao@linaro.org> References: <1326424201-20056-1-git-send-email-richard.zhao@linaro.org> Message-ID: <1326424201-20056-6-git-send-email-richard.zhao@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org event number is not always 32. use num_events for checking instead. Signed-off-by: Richard Zhao Acked-by: Shawn Guo --- 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