From 51d47e578a74c687bd71e462ef7db039ce38a964 Mon Sep 17 00:00:00 2001
From: Wenwen Wang <wenwen@cs.uga.edu>
Date: Sun, 18 Aug 2019 02:58:53 -0300
Subject: [PATCH] media: fdp1: Fix a memory leak bug

In fdp1_open(), 'ctx' is allocated through kzalloc(). However, it is not
deallocated if v4l2_ctrl_new_std() fails, leading to a memory leak bug. To
fix this issue, free 'ctx' before going to the 'done' label.

Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
---
 drivers/media/platform/rcar_fdp1.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/platform/rcar_fdp1.c b/drivers/media/platform/rcar_fdp1.c
index c23ec127c277..cb93a13e1777 100644
--- a/drivers/media/platform/rcar_fdp1.c
+++ b/drivers/media/platform/rcar_fdp1.c
@@ -2122,6 +2122,7 @@ static int fdp1_open(struct file *file)
 	if (ctx->hdl.error) {
 		ret = ctx->hdl.error;
 		v4l2_ctrl_handler_free(&ctx->hdl);
+		kfree(ctx);
 		goto done;
 	}