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Commit e86d8ae1 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "mdss: mdp3: Validate input from userspace"

parents bec65820 b5bb13e1

drivers/video/msm/mdss/mdp3_ctrl.c

+2 −1
Original line number Diff line number Diff line
@@ -1218,7 +1218,8 @@ static int mdp3_ctrl_lut_update(struct msm_fb_data_type *mfd, 
	if (!mdp3_session->dma->config_lut)

		return -EINVAL;



	if (cmap->start + cmap->len > MDP_LUT_SIZE) {

	if (cmap->start > MDP_LUT_SIZE || cmap->len > MDP_LUT_SIZE ||

			(cmap->start + cmap->len > MDP_LUT_SIZE)) {

		pr_err("mdp3_ctrl_lut_update invalid arguments\n");

		return  -EINVAL;

	}