From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 11 Jul 2014 09:21:36 +0000 (+0300)
Subject: video: of: display_timing: double free on error
X-Git-Tag: firefly_0821_release~176^2~3317^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=62795a0d81970bfdd5866ffd87160c670a6b344c;p=firefly-linux-kernel-4.4.55.git

video: of: display_timing: double free on error

The display_timings_release() function frees "disp" and we free it
again on the next line.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---

diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c
index 987edf110038..5c098d5b4043 100644
--- a/drivers/video/of_display_timing.c
+++ b/drivers/video/of_display_timing.c
@@ -236,6 +236,7 @@ timingfail:
 	if (native_mode)
 		of_node_put(native_mode);
 	display_timings_release(disp);
+	disp = NULL;
 entryfail:
 	kfree(disp);
 dispfail: