From: Jiri Olsa <jolsa@kernel.org>
Date: Fri, 19 Jan 2024 11:05:00 +0000 (+0100)
Subject: bpftool: Fix wrong free call in do_show_link
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2adb2e0fcdf3c6d8e28a5a9c33e458e1037ae5ad;p=linux.git

bpftool: Fix wrong free call in do_show_link

The error path frees wrong array, it should be ref_ctr_offsets.

Acked-by: Yafang Shao <laoar.shao@gmail.com>
Reviewed-by: Quentin Monnet <quentin@isovalent.com>
Fixes: a7795698f8b6 ("bpftool: Add support to display uprobe_multi links")
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20240119110505.400573-4-jolsa@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
---

diff --git a/tools/bpf/bpftool/link.c b/tools/bpf/bpftool/link.c
index cb46667a6b2e7..35b6859dd7c3d 100644
--- a/tools/bpf/bpftool/link.c
+++ b/tools/bpf/bpftool/link.c
@@ -977,7 +977,7 @@ again:
 			cookies = calloc(count, sizeof(__u64));
 			if (!cookies) {
 				p_err("mem alloc failed");
-				free(cookies);
+				free(ref_ctr_offsets);
 				free(offsets);
 				close(fd);
 				return -ENOMEM;