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netlink, pasta: Turn nl_link_up() into a generic function to set link flags

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In the next patches, we'll reuse it to set flags other than IFF_UP.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Stefano Brivio 2024-08-15 00:09:43 +02:00
parent 8231ce54c3
commit 0c74068f56
3 changed files with 11 additions and 7 deletions

4
pasta.c
View file

@ -288,7 +288,7 @@ void pasta_ns_conf(struct ctx *c)
{
int rc = 0;
rc = nl_link_up(nl_sock_ns, 1 /* lo */);
rc = nl_link_set_flags(nl_sock_ns, 1 /* lo */, IFF_UP, IFF_UP);
if (rc < 0)
die("Couldn't bring up loopback interface in namespace: %s",
strerror(-rc));
@ -306,7 +306,7 @@ void pasta_ns_conf(struct ctx *c)
if (c->mtu != -1)
nl_link_set_mtu(nl_sock_ns, c->pasta_ifi, c->mtu);
nl_link_up(nl_sock_ns, c->pasta_ifi);
nl_link_set_flags(nl_sock_ns, c->pasta_ifi, IFF_UP, IFF_UP);
if (c->ifi4) {
if (c->ip4.no_copy_addrs) {