tabls: fix resp is nil and change resp check (#52035) (#52053)

close #52034
pingcap · Mar 25, 2024 · 99e63f1 · 99e63f1
1 parent 4a4b8d6
commit 99e63f1
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/pkg/infoschema/tables.go b/pkg/infoschema/tables.go
@@ -1988,8 +1988,7 @@ func getMicroServiceServerInfo(ctx sessionctx.Context, serviceName string) ([]Se
 		}
 		req.Header.Add("PD-Allow-follower-handle", "true")
 		resp, err := util.InternalHTTPClient().Do(req)
-		// PD is not in the microservice mode
-		if resp.StatusCode == http.StatusServiceUnavailable {
+		if resp == nil || resp.StatusCode != http.StatusOK {
 			terror.Log(resp.Body.Close())
 			return servers, nil
 		}