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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-06-25 09:56:31 -0700
committerDaniel Borkmann <daniel@iogearbox.net>2019-06-26 14:45:29 +0200
commit6c6874f401e5a0caab3b6a0663169e1fb5e930bb (patch)
treef0248cd960e65cb10934e21342ebeef04d5d617b /tools
parentf7019b7b0ad14bde732b8953161994edfc384953 (diff)
downloadlinux-6c6874f401e5a0caab3b6a0663169e1fb5e930bb.tar.bz2
tools: bpftool: use correct argument in cgroup errors
cgroup code tries to use argv[0] as the cgroup path, but if it fails uses argv[1] to report errors. Fixes: 5ccda64d38cc ("bpftool: implement cgroup bpf operations") Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com> Acked-by: Roman Gushchin <guro@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools')
-rw-r--r--tools/bpf/bpftool/cgroup.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
index 73ec8ea33fb4..a13fb7265d1a 100644
--- a/tools/bpf/bpftool/cgroup.c
+++ b/tools/bpf/bpftool/cgroup.c
@@ -168,7 +168,7 @@ static int do_show(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) {
- p_err("can't open cgroup %s", argv[1]);
+ p_err("can't open cgroup %s", argv[0]);
goto exit;
}
@@ -356,7 +356,7 @@ static int do_attach(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) {
- p_err("can't open cgroup %s", argv[1]);
+ p_err("can't open cgroup %s", argv[0]);
goto exit;
}
@@ -414,7 +414,7 @@ static int do_detach(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) {
- p_err("can't open cgroup %s", argv[1]);
+ p_err("can't open cgroup %s", argv[0]);
goto exit;
}