Commit 6c6874f4 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by Daniel Borkmann

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: 5ccda64d ("bpftool: implement cgroup bpf operations")
Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: default avatarQuentin Monnet <quentin.monnet@netronome.com>
Acked-by: default avatarRoman Gushchin <guro@fb.com>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
parent f7019b7b
...@@ -168,7 +168,7 @@ static int do_show(int argc, char **argv) ...@@ -168,7 +168,7 @@ static int do_show(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY); cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) { if (cgroup_fd < 0) {
p_err("can't open cgroup %s", argv[1]); p_err("can't open cgroup %s", argv[0]);
goto exit; goto exit;
} }
...@@ -356,7 +356,7 @@ static int do_attach(int argc, char **argv) ...@@ -356,7 +356,7 @@ static int do_attach(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY); cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) { if (cgroup_fd < 0) {
p_err("can't open cgroup %s", argv[1]); p_err("can't open cgroup %s", argv[0]);
goto exit; goto exit;
} }
...@@ -414,7 +414,7 @@ static int do_detach(int argc, char **argv) ...@@ -414,7 +414,7 @@ static int do_detach(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY); cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) { if (cgroup_fd < 0) {
p_err("can't open cgroup %s", argv[1]); p_err("can't open cgroup %s", argv[0]);
goto exit; goto exit;
} }
......
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