[PATCH v10 2/7] libvhost-user: remove watch for kick_fd when de-initialize vu-dev

[Coiby Xu]

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>
---
 contrib/libvhost-user/libvhost-user.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/contrib/libvhost-user/libvhost-user.c 
b/contrib/libvhost-user/libvhost-user.c
index 73732b928f..5fdfa64294 100644
--- a/contrib/libvhost-user/libvhost-user.c
+++ b/contrib/libvhost-user/libvhost-user.c
@@ -1909,6 +1909,7 @@ vu_deinit(VuDev *dev)
         }
 
         if (vq->kick_fd != -1) {
+            dev->remove_watch(dev, vq->kick_fd);
             close(vq->kick_fd);
             vq->kick_fd = -1;
         }
-- 
2.28.0