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authorJohan Hovold <jhovold@gmail.com>2012-10-25 15:42:39 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-25 09:39:37 -0700
commita997448c89905b80aa4022f734f03685e733d711 (patch)
tree2a672dee7be30a63ed74b549c9a0a188e3ecc763 /drivers/usb
parent3eb55cc4ed88eee3b5230f66abcdbd2a91639eda (diff)
USB: ipw: fix interface-data memory leak in error path
Move interface data allocation to attach so that it is deallocated should usb-serial probe fail. Signed-off-by: Johan Hovold <jhovold@gmail.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/serial/ipw.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index add45b7d8aa..4264821a3b3 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -203,8 +203,7 @@ static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
return 0;
}
-/* fake probe - only to allocate data structures */
-static int ipw_probe(struct usb_serial *serial, const struct usb_device_id *id)
+static int ipw_attach(struct usb_serial *serial)
{
struct usb_wwan_intf_private *data;
@@ -303,7 +302,7 @@ static struct usb_serial_driver ipw_device = {
.num_ports = 1,
.open = ipw_open,
.close = ipw_close,
- .probe = ipw_probe,
+ .attach = ipw_attach,
.release = ipw_release,
.port_probe = usb_wwan_port_probe,
.port_remove = usb_wwan_port_remove,