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Commit f0f2391d authored by Chandan Uddaraju's avatar Chandan Uddaraju Committed by Gerrit - the friendly Code Review server
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mdss: display: Fix DCS command parsing for short commands 



The DCS short command might have zero payload. Fix the
command size check for zero payload.

Change-Id: Idb5220c90bd7ee52bfa2e049861dda131785bbee
CRs-Fixed: 547774
Signed-off-by: default avatarChandan Uddaraju <chandanu@codeaurora.org>
parent def6c024

drivers/video/msm/mdss/mdss_dsi_panel.c

+1 −1
Original line number Diff line number Diff line
@@ -333,7 +333,7 @@ static int mdss_dsi_parse_dcs_cmds(struct device_node *np, 
	bp = buf;

	len = blen;

	cnt = 0;

	while (len > sizeof(*dchdr)) {

	while (len >= sizeof(*dchdr)) {

		dchdr = (struct dsi_ctrl_hdr *)bp;

		dchdr->dlen = ntohs(dchdr->dlen);

		if (dchdr->dlen > len) {