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lib: fix possible crash on BFD notification
Allow sessions to remove themselves from the notifications without risking crashes. Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
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@ -1080,7 +1080,7 @@ static int zclient_bfd_session_reply(ZAPI_CALLBACK_ARGS)
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static int zclient_bfd_session_update(ZAPI_CALLBACK_ARGS)
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{
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struct bfd_session_params *bsp;
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struct bfd_session_params *bsp, *bspn;
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size_t sessions_updated = 0;
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struct interface *ifp;
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int remote_cbit = false;
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@ -1137,7 +1137,7 @@ static int zclient_bfd_session_update(ZAPI_CALLBACK_ARGS)
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now = monotime(NULL);
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/* Notify all matching sessions about update. */
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TAILQ_FOREACH (bsp, &bsglobal.bsplist, entry) {
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TAILQ_FOREACH_SAFE (bsp, &bsglobal.bsplist, entry, bspn) {
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/* Skip not installed entries. */
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if (!bsp->installed)
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continue;
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