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Commit 5a18c243 authored by Gustavo A. R. Silva's avatar Gustavo A. R. Silva Committed by Mauro Carvalho Chehab
Browse files

media: davinci: vpif_capture: add NULL check on devm_kzalloc return value 



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: 4a5f8ae5 ("[media] davinci: vpif_capture: get subdevs from DT when available")

Signed-off-by: default avatarGustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 20772c1a

drivers/media/platform/davinci/vpif_capture.c

+2 −0
Original line number Diff line number Diff line
@@ -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;