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cdc-acm: memory leak in error case
authorOliver Neukum <oneukum@suse.de>
Thu, 20 Nov 2014 13:54:35 +0000 (14:54 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 25 Nov 2014 01:21:41 +0000 (17:21 -0800)
If probe() fails not only the attributes need to be removed
but also the memory freed.

Reported-by: Ahmed Tamrawi <ahmedtamrawi@gmail.com>
Signed-off-by: Oliver Neukum <oneukum@suse.de>
CC: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/cdc-acm.c patch | blob | blame | history

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index c74fd3a3f6577bb576193aedebdd398a021ba320..6c6a5c4cc68cab2acbf261f6dbe9823b3b7e8729 100644 (file)
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1473,6 +1473,7 @@ 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: