From 21ccf49464630cb9da7792d375f472c53717eecb Mon Sep 17 00:00:00 2001
From: Jonathan Kang <jonathankang@gnome.org>
Date: Thu, 12 Aug 2021 14:39:26 +0800
Subject: [PATCH] zypp: Fix crash when search string is NULL

https://bugzilla.suse.com/show_bug.cgi?id=1179287
---
 backends/zypp/pk-backend-zypp.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/backends/zypp/pk-backend-zypp.cpp b/backends/zypp/pk-backend-zypp.cpp
index 6da70348b..fca8ac032 100644
--- a/backends/zypp/pk-backend-zypp.cpp
+++ b/backends/zypp/pk-backend-zypp.cpp
@@ -3088,6 +3088,12 @@ backend_find_packages_thread (PkBackendJob *job, GVariant *params, gpointer user
 		&_filters,
 		&values);
 
+	if (values == NULL && values[0] == NULL) {
+		pk_backend_job_error_code (job, PK_ERROR_ENUM_PACKAGE_ID_INVALID,
+					   "Empty search string is not supported.");
+		return;
+	}
+
 	ZyppJob zjob(job);
 	ZYpp::Ptr zypp = zjob.get_zypp();
 	
-- 
2.31.1