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libvhost-user: remove watch for kick_fd when de-initialize vu-dev

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When the client is running in gdb and quit command is run in gdb,
QEMU will still dispatch the event which will cause segment fault in
the callback function.

Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20200918080912.321299-3-coiby.xu@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Coiby Xu 2020-09-18 16:09:07 +08:00 committed by Stefan Hajnoczi
parent 049f55502a
commit f1baeee9ff
1 changed files with 1 additions and 0 deletions
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contrib/libvhost-user/libvhost-user.c
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@ -1918,6 +1918,7 @@ vu_deinit(VuDev *dev)
}
if (vq->kick_fd != -1) {
dev->remove_watch(dev, vq->kick_fd);
close(vq->kick_fd);
vq->kick_fd = -1;
}