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Commit 4580e73c authored by Tharun Raj Soma's avatar Tharun Raj Soma Committed by Gerrit - the friendly Code Review server
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drm/msm/dsi-staging: Fix buffer overflow and Null pointer dereference 



This change fixes two issues in DSI driver: fix for Buffer Overflow-
Local Array Index Out of Bounds and fix for Pointer will be dereferenced
after it was positively checked for NULL.

Change-Id: I71741ead2f34e44de73a18c480bff3c07855a885
Signed-off-by: default avatarTharun Raj Soma <tsoma@codeaurora.org>
parent e63c83bb

drivers/gpu/drm/msm/dsi-staging/dsi_display.c

+2 −1
Original line number Diff line number Diff line
@@ -1923,7 +1923,8 @@ static void dsi_config_host_engine_state_for_cont_splash 
	enum dsi_engine_state host_state = DSI_CTRL_ENGINE_ON;



	/* Sequence does not matter for split dsi usecases */

	for (i = 0; i < display->ctrl_count; i++) {

	for (i = 0; (i < display->ctrl_count) &&

			(i < MAX_DSI_CTRLS_PER_DISPLAY); i++) {

		ctrl = &display->ctrl[i];

		if (!ctrl->ctrl)

			continue;