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network: fix possible NULL-pointer dereference

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This commit is contained in:
Yu Watanabe
2022-08-02 03:32:55 +09:00
parent e0c0cd49e5
commit 5fb5fae933
1 changed files with 5 additions and 2 deletions
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7
src/network/networkd-link.c
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@@ -74,10 +74,13 @@ bool link_ipv6_enabled(Link *link) {
if (!socket_ipv6_is_supported())
return false;
if (link->network->bond)
if (link->iftype == ARPHRD_CAN)
return false;
if (link->iftype == ARPHRD_CAN)
if (!link->network)
return false;
if (link->network->bond)
return false;
/* DHCPv6 client will not be started if no IPv6 link-local address is configured. */