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-rw-r--r--nbd.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/nbd.c b/nbd.c
index 06b501ba67..07240bd3e3 100644
--- a/nbd.c
+++ b/nbd.c
@@ -1131,12 +1131,6 @@ void nbd_export_close(NBDExport *exp)
}
nbd_export_set_name(exp, NULL);
nbd_export_put(exp);
- if (exp->blk) {
- blk_remove_aio_context_notifier(exp->blk, blk_aio_attached,
- blk_aio_detach, exp);
- blk_unref(exp->blk);
- exp->blk = NULL;
- }
}
void nbd_export_get(NBDExport *exp)
@@ -1159,6 +1153,13 @@ void nbd_export_put(NBDExport *exp)
exp->close(exp);
}
+ if (exp->blk) {
+ blk_remove_aio_context_notifier(exp->blk, blk_aio_attached,
+ blk_aio_detach, exp);
+ blk_unref(exp->blk);
+ exp->blk = NULL;
+ }
+
g_free(exp);
}
}
@@ -1305,6 +1306,14 @@ static void nbd_trip(void *opaque)
goto invalid_request;
}
+ if (client->closing) {
+ /*
+ * The client may be closed when we are blocked in
+ * nbd_co_receive_request()
+ */
+ goto done;
+ }
+
switch (command) {
case NBD_CMD_READ:
TRACE("Request type is READ");