Unverified Commit 17c9d5ef authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!14626 drm/amd/display: Check null pointers before using dc->clk_mgr 

Merge Pull Request from: @ci-robot 
 
PR sync from: Guo Mengqi <guomengqi3@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/ALXZCC4ZRZYRCHANWX3X6POLHHYEERLZ/ 
 
https://gitee.com/src-openeuler/kernel/issues/IAZVX4 
 
Link:https://gitee.com/openeuler/kernel/pulls/14626

 

Reviewed-by: default avatarLi Nan <linan122@huawei.com>
Signed-off-by: default avatarLi Nan <linan122@huawei.com>
parents d29416f9 39cb8280

drivers/gpu/drm/amd/display/dc/core/dc.c

+2 −1
Original line number Diff line number Diff line
@@ -3077,7 +3077,8 @@ void dc_allow_idle_optimizations(struct dc *dc, bool allow) 
	if (allow == dc->idle_optimizations_allowed)

		return;



	if (dc->hwss.apply_idle_power_optimizations && dc->hwss.apply_idle_power_optimizations(dc, allow))

	if (dc->hwss.apply_idle_power_optimizations && dc->clk_mgr != NULL &&

	    dc->hwss.apply_idle_power_optimizations(dc, allow))

		dc->idle_optimizations_allowed = allow;

}