Merge "msm: mdss: Sanitize input to writeback kickoff"

drivers/video/msm/mdss/mdss_mdp_wb.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -566,6 +566,11 @@ int mdss_mdp_wb_kickoff(struct msm_fb_data_type *mfd)
		int ret = 0;
		struct mdss_mdp_writeback_arg wb_args;

		if (!ctl) {
		pr_err("no ctl attached to fb=%d devicet\n", mfd->index);
		return -ENODEV;
		}

		if (!ctl->power_on)
		return 0;