net: can: esd_usb2: check index of array before accessing
authorMaximilian Schneider <max@schneidersoft.net>
Tue, 2 Jul 2013 23:43:29 +0000 (23:43 +0000)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Fri, 19 Jul 2013 12:55:13 +0000 (14:55 +0200)
commit233a26e85f9a72bcd0cdb7a95d1d5abcd052369f
tree56048ef7b8a0ccac8fac41542259d107d0cc1e2e
parentecb2cf1a6b63825a258ff4fe0d7f3070fbe4676b
net: can: esd_usb2: check index of array before accessing

The esd_usb2_read_bulk_callback() function is parsing the data that comes from
the USB CAN adapter. One datum is used as an index to access the dev->nets[]
array. This patch adds the missing bounds checking.

Acked-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: Maximilian Schneider <max@schneidersoft.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
drivers/net/can/usb/esd_usb2.c