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%3Ba=su...
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@vger.kernel.org know about it.
From foo@baz Fri Mar 16 15:11:08 CET 2018
From: "Gustavo A. R. Silva" garsilva@embeddedor.com 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@embeddedor.com
[ 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@embeddedor.com Signed-off-by: Hans Verkuil hans.verkuil@cisco.com Signed-off-by: Mauro Carvalho Chehab mchehab@s-opensource.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- 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@embeddedor.com are
queue-4.15/media-davinci-vpif_capture-add-null-check-on-devm_kzalloc-return-value.patch