GODRIVER-989 check for nil WireVersion in KillCursors

Change-Id: I1e1f008bd4564bbc1348356d18fdd2e5a62a0cfc
mongodb · May 15, 2019 · 2bddef6 · 2bddef6
1 parent ef3d2c5
commit 2bddef6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/x/mongo/driver/kill_cursors.go b/x/mongo/driver/kill_cursors.go
@@ -32,7 +32,7 @@ func KillCursors(
 	}
 	defer conn.Close()
 
-	if desc.WireVersion.Max < 4 {
+	if desc.WireVersion == nil || desc.WireVersion.Max < 4 {
 		return result.KillCursors{}, legacyKillCursors(ctx, ns, cursorID, conn)
 	}