Unverified Commit 62c2bdd0 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!10962 drm/gma500: fix null pointer dereference in psb_intel_lvds_get_modes 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zeng Heng <zengheng4@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/2AAS46V4UJ7FTWRHQ4I6KZ7QPEKZMKOF/ 
 
https://gitee.com/src-openeuler/kernel/issues/IAKPWK 
 
Link:https://gitee.com/openeuler/kernel/pulls/10962

 

Reviewed-by: default avatarXie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
parents 73aa0e41 c69f2fb9

drivers/gpu/drm/gma500/psb_intel_lvds.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -508,6 +508,9 @@ static int psb_intel_lvds_get_modes(struct drm_connector *connector) 
	if (mode_dev->panel_fixed_mode != NULL) {

	if (mode_dev->panel_fixed_mode != NULL) {

		struct drm_display_mode *mode =

		struct drm_display_mode *mode =

		    drm_mode_duplicate(dev, mode_dev->panel_fixed_mode);

		    drm_mode_duplicate(dev, mode_dev->panel_fixed_mode);

		if (!mode)

			return 0;



		drm_mode_probed_add(connector, mode);

		drm_mode_probed_add(connector, mode);

		return 1;

		return 1;

	}

	}