This is a note to let you know that I've just added the patch titled media: davinci: vpif_capture: add NULL check on devm_kzalloc return value to the 4.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: media-davinci-vpif_capture-add-null-check-on-devm_kzalloc-return-value.patch and it can be found in the queue-4.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From foo@baz Fri Mar 16 15:11:08 CET 2018 From: "Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx> Date: Wed, 22 Nov 2017 22:34:44 -0500 Subject: media: davinci: vpif_capture: add NULL check on devm_kzalloc return value From: "Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx> [ Upstream commit 5a18c2434f8bfc8bc2fb0f8af3e44f7408d63e4f ] 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@xxxxxxxxxxxxxx> Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/media/platform/davinci/vpif_capture.c | 2 ++ 1 file changed, 2 insertions(+) --- 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_d 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; Patches currently in stable-queue which might be from garsilva@xxxxxxxxxxxxxx are queue-4.15/media-davinci-vpif_capture-add-null-check-on-devm_kzalloc-return-value.patch