From 533261f6b6c97c76b260e7eccdaf860ab288dce1 Mon Sep 17 00:00:00 2001 From: tomasmatus Date: Sun, 9 Nov 2025 23:29:52 +0100 Subject: [PATCH] netlink: fix segfault when device kind is NULL --- sysdep/linux/netlink.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sysdep/linux/netlink.c b/sysdep/linux/netlink.c index eeb9123e..278e7044 100644 --- a/sysdep/linux/netlink.c +++ b/sysdep/linux/netlink.c @@ -1034,7 +1034,7 @@ nl_parse_link(struct nlmsghdr *h, int scan) if (li[IFLA_INFO_KIND]) kind = RTA_DATA(li[IFLA_INFO_KIND]); - if (!strcmp(kind, "bridge") && li[IFLA_INFO_DATA]) + if (kind && !strcmp(kind, "bridge") && li[IFLA_INFO_DATA]) { ea_set_attr_u32(&f.attrs->eattrs, tmp_linpool, EA_IFACE_TYPE, 0, EAF_TYPE_INT, IF_TYPE_BRIDGE); @@ -1048,7 +1048,7 @@ nl_parse_link(struct nlmsghdr *h, int scan) ea_set_attr_u32(&f.attrs->eattrs, tmp_linpool, EA_IFACE_BRIDGE_VLAN_FILTERING, 0, EAF_TYPE_INT, vlan_filtering); } } - else if (!strcmp(kind, "vxlan") && li[IFLA_INFO_DATA]) + else if (kind && !strcmp(kind, "vxlan") && li[IFLA_INFO_DATA]) { ea_set_attr_u32(&f.attrs->eattrs, tmp_linpool, EA_IFACE_TYPE, 0, EAF_TYPE_INT, IF_TYPE_VXLAN); -- 2.51.2