[reporter-bugzilla] Fix subcomponent handling

Resolves: rhbz#2037399

Signed-off-by: Michal Srb <michal@redhat.com>

0002-rhbz-Be-a-little-bit-more-defensive-when-working-wit.patch

@@ -0,0 +1,48 @@
+From 50fdc7f23f35744ffff1763fe2d804b18c1c5340 Mon Sep 17 00:00:00 2001
+From: Michal Srb <michal@redhat.com>
+Date: Tue, 7 Sep 2021 14:40:21 +0200
+Subject: [PATCH] [rhbz] Be a little bit more defensive when working with
+ subcomponents
+
+Components in RHEL can have "subcomponents" in Bugzilla. Some of them
+have, some of them don't. Better be careful.
+
+See: rhbz#1998435
+
+Signed-off-by: Michal Srb <michal@redhat.com>
+---
+ src/plugins/rhbz.c | 18 +++++++++++-------
+ 1 file changed, 11 insertions(+), 7 deletions(-)
+
+diff --git a/src/plugins/rhbz.c b/src/plugins/rhbz.c
+index c2855a70..0dae1e93 100644
+--- a/src/plugins/rhbz.c
++++ b/src/plugins/rhbz.c
+@@ -1036,13 +1036,17 @@ char *rhbz_get_default_sub_component(const char *component, xmlrpc_value *sub_co
+     }
+     else
+     {
+-        xmlrpc_array_read_item(&env, sub_components, sc_array_size - 1, &sc_struct);
+-        xmlrpc_struct_find_value(&env, sc_struct, "name", &sc_name);
+-        xmlrpc_read_string(&env, sc_name, &sc_str_name);
+-        if (sc_struct)
+-            xmlrpc_DECREF(sc_struct);
+-        if (sc_name)
+-            xmlrpc_DECREF(sc_name);
++        if (sc_array_size) {
++            xmlrpc_array_read_item(&env, sub_components, sc_array_size - 1, &sc_struct);
++            if (xmlrpc_struct_has_key(&env, sc_struct, "name")) {
++                xmlrpc_struct_find_value(&env, sc_struct, "name", &sc_name);
++                xmlrpc_read_string(&env, sc_name, &sc_str_name);
++            }
++            if (sc_struct)
++                xmlrpc_DECREF(sc_struct);
++            if (sc_name)
++                xmlrpc_DECREF(sc_name);
++        }
+     }
+ 
+     return (char *)sc_str_name;
+-- 
+2.31.1
+

libreport.spec

@@ -15,11 +15,12 @@
 Summary: Generic library for reporting various problems
 Name: libreport
 Version: 2.15.2
-Release: 4%{?dist}
+Release: 5%{?dist}
 License: GPLv2+
 URL: https://abrt.readthedocs.org/
 Source: https://github.com/abrt/%{name}/archive/%{version}/%{name}-%{version}.tar.gz
 Patch1: 0001-Change-the-default-Bugzilla-group.patch
+Patch2: 0002-rhbz-Be-a-little-bit-more-defensive-when-working-wit.patch
 BuildRequires: %{dbus_devel}
 BuildRequires: gtk3-devel
 BuildRequires: curl-devel
@@ -653,6 +654,10 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 %endif
 
 %changelog
+* Mon Jan 17 2022 Michal Srb <michal@redhat.com> - 2.15.2-5
+- [reporter-bugzilla] Fix subcomponent handling
+- Related: rhbz#2037399
+
 * Mon Jan 17 2022 Michal Srb <michal@redhat.com> - 2.15.2-4
 - Change the default Bugzilla group
 - Resolves: rhbz#2037399