Fix memory leak detected in get_best_solution() method

Reference:fd284bda6f
Conflict:no

backport-subject-py-Fix-memory-leak.patch

@@ -0,0 +1,29 @@
+From fd284bda6f7430b2e939f95c6836c972e22a2eb4 Mon Sep 17 00:00:00 2001
+From: Marek Blaha <mblaha@redhat.com>
+Date: Tue, 26 Mar 2024 14:09:47 +0100
+Subject: [PATCH 293/300] subject-py: Fix memory leak
+
+Posible memory leak was detected in get_best_solution() method.
+---
+ python/hawkey/subject-py.cpp | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/python/hawkey/subject-py.cpp b/python/hawkey/subject-py.cpp
+index a88d572a..3e1919e7 100644
+--- a/python/hawkey/subject-py.cpp
++++ b/python/hawkey/subject-py.cpp
+@@ -361,8 +361,10 @@ get_best_solution(_SubjectObject *self, PyObject *args, PyObject *kwds)
+     HyNevra nevra{nullptr};
+ 
+     UniquePtrPyObject q(get_solution(self, args, kwds, &nevra));
+-    if (!q)
++    if (!q) {
++        delete nevra;
+         return NULL;
++    }
+     PyObject *ret_dict = PyDict_New();
+     PyDict_SetItem(ret_dict, PyString_FromString("query"), q.get());
+     if (nevra) {
+-- 
+2.33.0
+

libdnf.spec

@@ -20,7 +20,7 @@
 
 Name:                      libdnf
 Version:                   0.48.0
-Release:                   6
+Release:                   7
 Summary:                   Library providing simplified C and Python API to libsolv
 License:                   LGPLv2+
 URL:                       https://github.com/rpm-software-management/libdnf
@@ -39,6 +39,7 @@ Patch4:                    add-sw_64-support-for-libdnf.patch
 %endif
 Patch6001:                 backport-Fix-countme-bucket-calculation.patch
 Patch6002:                 backport-Fix-up-some-comments-in-addCountmeFlag.patch
+Patch6003:                 backport-subject-py-Fix-memory-leak.patch 
 
 BuildRequires:             cmake gcc gcc-c++ libsolv-devel >= %{libsolv_version} gettext
 BuildRequires:             pkgconfig(librepo) >= %{librepo_version} pkgconfig(check)              
@@ -219,6 +220,9 @@ popd
 %endif
 
 %changelog
+* Tue Jul 23 2024 LuWu <2398491106@qq.com> - 0.48.0-7
+- Fix memory leak detected in get_best_solution() method 
+
 * Wed Jul 17 2024 LuWu <2398491106@qq.com> - 0.48.0-6
 - Fix countme bucket calculation