libbpf: Simplify the return expression of build_map_pin_path()

Simplify the return expression.

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20200819025324.14680-1-vulab@iscas.ac.cn
This commit is contained in:
Xu Wang 2020-08-19 02:53:24 +00:00 committed by Daniel Borkmann
parent c1447efdaf
commit 6e9cab2e3f

View file

@ -1943,7 +1943,7 @@ static bool get_map_field_int(const char *map_name, const struct btf *btf,
static int build_map_pin_path(struct bpf_map *map, const char *path)
{
char buf[PATH_MAX];
int err, len;
int len;
if (!path)
path = "/sys/fs/bpf";
@ -1954,11 +1954,7 @@ static int build_map_pin_path(struct bpf_map *map, const char *path)
else if (len >= PATH_MAX)
return -ENAMETOOLONG;
err = bpf_map__set_pin_path(map, buf);
if (err)
return err;
return 0;
return bpf_map__set_pin_path(map, buf);
}