Re: [PATCH v2] net: qrtr: fix null-ptr-deref in qrtr_ns_remove

2021-01-05 Thread David Miller
From: Qinglang Miao Date: Tue, 5 Jan 2021 13:57:54 +0800 > A null-ptr-deref bug is reported by Hulk Robot like this: > -- > KASAN: null-ptr-deref in range [0x0128-0x012f] > Call Trace: > qrtr_ns_remove+0x22/0x40 [ns] > qrtr_proto_fini+0xa/0x31 [qrtr] > __x64_sy

[PATCH v2] net: qrtr: fix null-ptr-deref in qrtr_ns_remove

2021-01-04 Thread Qinglang Miao
A null-ptr-deref bug is reported by Hulk Robot like this: -- KASAN: null-ptr-deref in range [0x0128-0x012f] Call Trace: qrtr_ns_remove+0x22/0x40 [ns] qrtr_proto_fini+0xa/0x31 [qrtr] __x64_sys_delete_module+0x337/0x4e0 do_syscall_64+0x34/0x80 entry_SYSCALL_64_afte