From: Andrii Nakryiko <andrii@kernel.org>
Date: Wed, 24 Nov 2021 00:23:17 +0000 (-0800)
Subject: libbpf: Fix glob_syms memory leak in bpf_linker
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8cb125566c40b7141d8842c534f0ea5820ee3d5c;p=linux.git

libbpf: Fix glob_syms memory leak in bpf_linker

glob_syms array wasn't freed on bpf_link__free(). Fix that.

Fixes: a46349227cd8 ("libbpf: Add linker extern resolution support for functions and global variables")
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20211124002325.1737739-6-andrii@kernel.org
---

diff --git a/tools/lib/bpf/linker.c b/tools/lib/bpf/linker.c
index 594b206fa674a..3e1b2a15fdc74 100644
--- a/tools/lib/bpf/linker.c
+++ b/tools/lib/bpf/linker.c
@@ -210,6 +210,7 @@ void bpf_linker__free(struct bpf_linker *linker)
 	}
 	free(linker->secs);
 
+	free(linker->glob_syms);
 	free(linker);
 }