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

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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1
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;
}