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Patch "media: davinci: vpif_capture: add NULL check on devm_kzalloc return value" has been added to the 4.14-stable tree

PATCH [email protected] 1 participant 1 message Mar 16, 2018

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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 4.14-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-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From foo@baz Fri Mar 16 15:43:17 CET 2018

From: "Gustavo A. R. Silva" <[email protected]>
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" <[email protected]>

[ 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")
---
 drivers/media/platform/davinci/vpif_capture.c |    2 ++
 1 file changed, 2 insertions(+)
drivers/media/platform/davinci/vpif_capture.c +2 -0
@@ -1545,6 +1545,8 @@ 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 [email protected] are

queue-4.14/media-davinci-vpif_capture-add-null-check-on-devm_kzalloc-return-value.patch