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Commit 448519e1 authored by Maria Yu's avatar Maria Yu Committed by Gerrit - the friendly Code Review server
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drm/msm/sde: Fix for match NULL handle in msm_pdev_probe 



Mem abort happened when match is NULL in msm_pdev_probe
processing. Fix it by gracefully checking.

Change-Id: Ie66b5bbad39dc180366585d51c9ac4890633b2c6
Signed-off-by: default avatarMaria Yu <aiquny@codeaurora.org>
parent caad6561

drivers/gpu/drm/msm/msm_drv.c

+4 −1
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.

 * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.

 * Copyright (C) 2013 Red Hat

 * Author: Rob Clark <robdclark@gmail.com>

 *
@@ -1973,6 +1973,9 @@ static int msm_pdev_probe(struct platform_device *pdev) 
	if (ret)

		return ret;



	if (!match)

		return -ENODEV;



	pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);

	return component_master_add_with_match(&pdev->dev, &msm_drm_ops, match);

}