Description: can: gs_usb: gs_can_open(): prevent memory leak
References:
Notes:
 bwh> Introduced in 3.16 by commit d08e973a77d1 "can: gs_usb: Added support
 bwh> for the GS_USB CAN devices".
Bugs:
upstream: released (5.4-rc7) [fb5be6a7b4863ecc44963bb80ca614584b6c7817]
4.19-upstream-stable: released (4.19.84) [9289226f69822de0b716c0fbfc31db0283f14e2b]
4.9-upstream-stable: released (4.9.201) [b46a2067f36d7c5f2f259c4ed476359e6e9d668f]
3.16-upstream-stable: released (3.16.79) [f26d980434a06f44b693a26a87aa5300fa4016fd]
sid: released (5.3.15-1)
4.19-buster-security: released (4.19.87-1)
4.9-stretch-security: released (4.9.210-1)
3.16-jessie-security: released (3.16.81-1)