【OLK-5.10】BUG: KASAN: use-after-free in bcm_proc_show+0x861/0x960 [can_bcm]

【严重程度】一般
【特性】网络/CAN协议
【重现类型】有条件必然重现
【定位分析】

bcm_release() 中先释放了bcm op资源，然后去删除proc文件，在删除proc文件前读取文件内容会访问已释放的bcm op触发UAF问题

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