From: Andrzej Hajda <a.hajda@samsung.com>
Date: Wed, 1 Feb 2017 07:47:38 +0000 (+0100)
Subject: drm/bridge/sii8620: fix MSC message removal
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d6d59c5a57ebe49e4aeca8e32760c076b4cb8f7f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/bridge/sii8620: fix MSC message removal

Messages queue can be cleaned up by message callbacks, to avoid repeated
removal of current message it should be removed from the queue before
calling these callbacks.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1485935272-17337-12-git-send-email-a.hajda@samsung.com
---

diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
index fb69353a3252..a50ade6b282f 100644
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -272,11 +272,11 @@ static void sii8620_mt_work(struct sii8620 *ctx)
 		ctx->mt_state = MT_STATE_READY;
 		msg = list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg,
 				       node);
+		list_del(&msg->node);
 		if (msg->recv)
 			msg->recv(ctx, msg);
 		if (msg->continuation)
 			msg->continuation(ctx, msg->ret);
-		list_del(&msg->node);
 		kfree(msg);
 	}