Messages in this thread Patch in this message | | | Date | Wed, 22 Nov 2017 21:34:44 -0600 | From | "Gustavo A. R. Silva" <> | Subject | [PATCH] davinci: vpif_capture: add NULL check on devm_kzalloc return value |
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Check return value from call to devm_kzalloc() in order to prevent a NULL pointer dereference.
This issue was detected with the help of Coccinelle.
Fixes: 4a5f8ae50b66 ("[media] davinci: vpif_capture: get subdevs from DT when available") Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> --- drivers/media/platform/davinci/vpif_capture.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index a89367a..3879c7c 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1550,6 +1550,8 @@ vpif_capture_get_pdata(struct platform_device *pdev) sizeof(*chan->inputs) * VPIF_CAPTURE_NUM_CHANNELS, GFP_KERNEL); + if (!chan->inputs) + return NULL; chan->input_count++; chan->inputs[i].input.type = V4L2_INPUT_TYPE_CAMERA; -- 2.7.4
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