lkml.org 
[lkml]   [2023]   [Sep]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH next] power: supply: mm8013: Fix error code in mm8013_probe()
Date
The value of ret is zero when passed to dev_error_probe(), we are passing
zero to dev_err_probe() is a success which is incorrect.

Fix this by getting the error code using PTR_ERR().

Fixes: c75f4bf6800b ("power: supply: Introduce MM8013 fuel gauge driver")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Closes: https://lore.kernel.org/r/202309190838.eu8WS6sz-lkp@intel.com/
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
---
This is based on static analysis with smatch, only compile tested.
---
drivers/power/supply/mm8013.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/power/supply/mm8013.c b/drivers/power/supply/mm8013.c
index ddac40ef9ae5..29fd65fe6545 100644
--- a/drivers/power/supply/mm8013.c
+++ b/drivers/power/supply/mm8013.c
@@ -273,8 +273,10 @@ static int mm8013_probe(struct i2c_client *client)
chip->client = client;

chip->regmap = devm_regmap_init_i2c(client, &mm8013_regmap_config);
- if (IS_ERR(chip->regmap))
+ if (IS_ERR(chip->regmap)) {
+ ret = PTR_ERR(chip->regmap);
return dev_err_probe(dev, ret, "Couldn't initialize regmap\n");
+ }

ret = mm8013_checkdevice(chip);
if (ret)
--
2.39.3
\
 
 \ /
  Last update: 2023-09-23 13:49    [W:0.058 / U:0.496 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site