diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c index 76c661566dfd..89f283c51dff 100644 --- a/net/ipx/af_ipx.c +++ b/net/ipx/af_ipx.c @@ -2035,19 +2035,27 @@ static void __exit ipx_proto_finito(void) ipxitf_cleanup(); - unregister_snap_client(pSNAP_datalink); - pSNAP_datalink = NULL; + if (pSNAP_datalink) { + unregister_snap_client(pSNAP_datalink); + pSNAP_datalink = NULL; + } - unregister_8022_client(p8022_datalink); - p8022_datalink = NULL; + if (p8022_datalink) { + unregister_8022_client(p8022_datalink); + p8022_datalink = NULL; + } dev_remove_pack(&ipx_8023_packet_type); - destroy_8023_client(p8023_datalink); - p8023_datalink = NULL; + if (p8023_datalink) { + destroy_8023_client(p8023_datalink); + p8023_datalink = NULL; + } dev_remove_pack(&ipx_dix_packet_type); - destroy_EII_client(pEII_datalink); - pEII_datalink = NULL; + if (pEII_datalink) { + destroy_EII_client(pEII_datalink); + pEII_datalink = NULL; + } proto_unregister(&ipx_proto); sock_unregister(ipx_family_ops.family);