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| author | Gleb Smirnoff <glebius@FreeBSD.org> | 2023-11-17 17:23:58 +0000 |
|---|---|---|
| committer | Gleb Smirnoff <glebius@FreeBSD.org> | 2023-11-17 17:23:58 +0000 |
| commit | efad7cbfdc06e92bcc589a6c0cae2f3bea0d5cb9 (patch) | |
| tree | 1c4308b19f93923916c5b6ef0ae42cdd2d6f672c | |
| parent | 5bcd2d5a43c0eef256f932d726c0ed764945b17f (diff) | |
| download | src-efad7cbfdc06e92bcc589a6c0cae2f3bea0d5cb9.tar.gz src-efad7cbfdc06e92bcc589a6c0cae2f3bea0d5cb9.zip | |
ng_ksocket: fix upcall clearing on node shutdown
Note: imho, the proper solution would be to guarantee that upcalls
won't ever be called after soclose(), but this isn't the case, yet.
This change at least makes the node work the way it always worked.
Reviewed by: afedorov
Differential Revision: https://reviews.freebsd.org/D42636
PR: 272319
PR: 275106
Fixes: 779f106aa169256b7010a1d8f963ff656b881e92
| -rw-r--r-- | sys/netgraph/ng_ksocket.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/sys/netgraph/ng_ksocket.c b/sys/netgraph/ng_ksocket.c index 7e5be8c211ae..337248789473 100644 --- a/sys/netgraph/ng_ksocket.c +++ b/sys/netgraph/ng_ksocket.c @@ -929,17 +929,24 @@ static int ng_ksocket_shutdown(node_p node) { const priv_p priv = NG_NODE_PRIVATE(node); + struct socket *so = priv->so; priv_p embryo; /* Close our socket (if any) */ if (priv->so != NULL) { - SOCKBUF_LOCK(&priv->so->so_rcv); - soupcall_clear(priv->so, SO_RCV); - SOCKBUF_UNLOCK(&priv->so->so_rcv); - SOCKBUF_LOCK(&priv->so->so_snd); - soupcall_clear(priv->so, SO_SND); - SOCKBUF_UNLOCK(&priv->so->so_snd); - soclose(priv->so); + if (SOLISTENING(so)) { + SOLISTEN_LOCK(so); + solisten_upcall_set(so, NULL, NULL); + SOLISTEN_UNLOCK(so); + } else { + SOCK_RECVBUF_LOCK(so); + soupcall_clear(so, SO_RCV); + SOCK_RECVBUF_UNLOCK(so); + SOCK_SENDBUF_LOCK(so); + soupcall_clear(so, SO_SND); + SOCK_SENDBUF_UNLOCK(so); + } + soclose(so); priv->so = NULL; } |