From: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date: Mon, 6 Feb 2023 23:07:47 +0000 (+0100)
Subject: show-branch: free() allocated "head" before return
X-Git-Tag: v2.40.0-rc0~7^2~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=81559612a94636f1efe8268385fe6a4ab182ac19;p=thirdparty%2Fgit.git

show-branch: free() allocated "head" before return

Stop leaking the "head" variable, which we've been leaking since it
was originally added in [1], and in its current form since [2]

1. ed378ec7e85 (Make ref resolution saner, 2006-09-11)
2. d9e557a320b (show-branch: store resolved head in heap buffer,
   2017-02-14).

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---

diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index c013abaf94..358ac3e519 100644
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -956,5 +956,6 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
 		if (shown_merge_point && --extra < 0)
 			break;
 	}
+	free(head);
 	return 0;
 }