From: Zhihao Cheng chengzhihao1@huawei.com
[ Upstream commit ca16b429f39b4ce013bfa7e197f25681e65a2a42 ]
Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function.
Fixes: 668da745af3c2 ("tools: bpftool: add support for quotations ...") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Zhihao Cheng chengzhihao1@huawei.com Signed-off-by: Andrii Nakryiko andrii@kernel.org Reviewed-by: Quentin Monnet quentin@isovalent.com Link: https://lore.kernel.org/bpf/20210609115916.2186872-1-chengzhihao1@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/bpf/bpftool/main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c index 33068d6ed5d6..c58a135dc355 100644 --- a/tools/bpf/bpftool/main.c +++ b/tools/bpf/bpftool/main.c @@ -338,8 +338,10 @@ static int do_batch(int argc, char **argv) n_argc = make_args(buf, n_argv, BATCH_ARG_NB_MAX, lines); if (!n_argc) continue; - if (n_argc < 0) + if (n_argc < 0) { + err = n_argc; goto err_close; + }
if (json_output) { jsonw_start_object(json_wtr);