kernel: can: bcm: Fix UAF in bcm_proc_show()

In the Linux kernel, the following vulnerability has been resolved: can: bcm: Fix UAF in bcmprocshow BUG: KASAN: slab-use-after-free in bcmprocshow+0x969/0xa80 Read of size 8 at addr ffff888155846230 by task cat/7862 CPU: 1 PID: 7862 Comm: cat Not tainted 6.5.0-rc1-00153-gc8746099c197 230 Hardwar...