From: Zhen Lei thunder.leizhen@huawei.com
[ Upstream commit 68878a5c5b852d17f5827ce8a0f6fbd8b4cdfada ]
An appropriate return value should be set on the failed path.
Fixes: 4d374ba0bf30 ("tools: bpftool: implement "bpftool btf show|list"") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Zhen Lei thunder.leizhen@huawei.com Signed-off-by: Daniel Borkmann daniel@iogearbox.net Acked-by: Yonghong Song yhs@fb.com Link: https://lore.kernel.org/bpf/20201124104100.491-1-thunder.leizhen@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/bpf/bpftool/btf.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c index 8ab142ff5eac5..2afb7d5b1aca2 100644 --- a/tools/bpf/bpftool/btf.c +++ b/tools/bpf/bpftool/btf.c @@ -693,6 +693,7 @@ build_btf_type_table(struct btf_attach_table *tab, enum bpf_obj_type type, obj_node = calloc(1, sizeof(*obj_node)); if (!obj_node) { p_err("failed to allocate memory: %s", strerror(errno)); + err = -ENOMEM; goto err_free; }