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| author | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-09-24 15:27:04 -0700 |
|---|---|---|
| committer | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-09-28 08:19:21 -0700 |
| commit | 20ecb499f64a7e8e7fe03f6098ab25c71b7a6481 (patch) | |
| tree | 6cd20d373c279a92acb8917c2945c6132ce66486 /drivers/hwmon | |
| parent | 0eb9782ad9b1bd496ba61cd5ea27ccb8db21e885 (diff) | |
| download | op-kernel-dev-20ecb499f64a7e8e7fe03f6098ab25c71b7a6481.zip op-kernel-dev-20ecb499f64a7e8e7fe03f6098ab25c71b7a6481.tar.gz | |
hwmon: (coretemp) Avoid leaving around dangling pointer
Storing the struct temp_data pointer allocated from create_core_data()
when returning an error has the potential of leaving around a pointer
to freed memory. Reset it to NULL for error returns.
Reported-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/coretemp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index cf5b1de..9323837 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -506,6 +506,7 @@ static int create_core_data(struct platform_device *pdev, return 0; exit_free: + pdata->core_data[attr_no] = NULL; kfree(tdata); return err; } |
