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Merge pull request #17979 from cscarpitta/fix/fix_staticd_sid_notify

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staticd: Fix NULL pointer dereference when receiving `ZAPI_SRV6_SID_RELEASED` notification
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Donatas Abraitis 2025-02-02 21:17:33 +02:00 committed by GitHub
commit 4f43a33d42
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1 changed files with 13 additions and 0 deletions
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13
staticd/static_zebra.c
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@ -1169,6 +1169,19 @@ static int static_zebra_srv6_sid_notify(ZAPI_CALLBACK_ARGS)
DEBUGD(&static_dbg_srv6, "%s: SRv6 SID %pI6 %s: RELEASED", __func__, &sid_addr, DEBUGD(&static_dbg_srv6, "%s: SRv6 SID %pI6 %s: RELEASED", __func__, &sid_addr,
srv6_sid_ctx2str(buf, sizeof(buf), &ctx)); srv6_sid_ctx2str(buf, sizeof(buf), &ctx));
for (ALL_LIST_ELEMENTS_RO(srv6_sids, node, sid)) {
if (IPV6_ADDR_SAME(&sid->addr.prefix, &sid_addr)) {
found = true;
break;
}
}
if (!found || !sid) {
zlog_err("SRv6 SID %pI6 %s: not found", &sid_addr,
srv6_sid_ctx2str(buf, sizeof(buf), &ctx));
return 0;
}
UNSET_FLAG(sid->flags, STATIC_FLAG_SRV6_SID_VALID); UNSET_FLAG(sid->flags, STATIC_FLAG_SRV6_SID_VALID);
break; break;