lkml.org 
[lkml]   [2024]   [Jan]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] thermal/drivers/mediatek/lvts_thermal: Fix a memory leak in an error handling path
Date
If devm_krealloc() fails, then 'efuse' is leaking.
So free it to avoid a leak.

Fixes: f5f633b18234 ("thermal/drivers/mediatek: Add the Low Voltage Thermal Sensor driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
drivers/thermal/mediatek/lvts_thermal.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index 98d9c80bd4c6..fd4bd650c77a 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -719,8 +719,10 @@ static int lvts_calibration_read(struct device *dev, struct lvts_domain *lvts_td

lvts_td->calib = devm_krealloc(dev, lvts_td->calib,
lvts_td->calib_len + len, GFP_KERNEL);
- if (!lvts_td->calib)
+ if (!lvts_td->calib) {
+ kfree(efuse);
return -ENOMEM;
+ }

memcpy(lvts_td->calib + lvts_td->calib_len, efuse, len);

--
2.43.0

\
 
 \ /
  Last update: 2024-05-27 14:37    [W:0.065 / U:1.128 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site