lkml.org 
[lkml]   [2018]   [Nov]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 -next] video: fbdev: pxafb: Fix "WARNING: invalid free of devm_ allocated data"
Date
'info->modes' got allocated with devm_kcalloc in of_get_pxafb_display.

This gives this error message:
./drivers/video/fbdev/pxafb.c:2238:2-7: WARNING: invalid free of devm_ allocated data

Fixes: c8f96304ec8b4 ("video: fbdev: pxafb: switch to devm_* API")
Cc: stable@kernel.org [v4.19+]
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Daniel Mack <daniel@zonque.org>
---
drivers/video/fbdev/pxafb.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
index bbed039..d59c8a5 100644
--- a/drivers/video/fbdev/pxafb.c
+++ b/drivers/video/fbdev/pxafb.c
@@ -2234,10 +2234,8 @@ static struct pxafb_mach_info *of_pxafb_of_mach_info(struct device *dev)
if (!info)
return ERR_PTR(-ENOMEM);
ret = of_get_pxafb_mode_info(dev, info);
- if (ret) {
- kfree(info->modes);
+ if (ret)
return ERR_PTR(ret);
- }

/*
* On purpose, neither lccrX registers nor video memory size can be
--
2.7.0

\
 
 \ /
  Last update: 2018-11-19 02:37    [W:0.042 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site