[PATCH 3.14 44/77] cdc-acm: memory leak in error case
From: Greg Kroah-Hartman
Date: Wed Jan 14 2015 - 03:00:35 EST
3.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Oliver Neukum <oneukum@xxxxxxx>
commit d908f8478a8d18e66c80a12adb27764920c1f1ca upstream.
If probe() fails not only the attributes need to be removed
but also the memory freed.
Reported-by: Ahmed Tamrawi <ahmedtamrawi@xxxxxxxxx>
Signed-off-by: Oliver Neukum <oneukum@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/class/cdc-acm.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1449,6 +1449,7 @@ alloc_fail8:
&dev_attr_wCountryCodes);
device_remove_file(&acm->control->dev,
&dev_attr_iCountryCodeRelDate);
+ kfree(acm->country_codes);
}
device_remove_file(&acm->control->dev, &dev_attr_bmCapabilities);
alloc_fail7:
--
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