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libbpf: Simplify the return expression of build_map_pin_path()

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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 Andrii Nakryiko
parent f89dab0903
commit 475843fbf4
1 changed files with 2 additions and 6 deletions
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8
src/libbpf.c
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@@ -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) static int build_map_pin_path(struct bpf_map *map, const char *path)
{ {
char buf[PATH_MAX]; char buf[PATH_MAX];
int err, len; int len;
if (!path) if (!path)
path = "/sys/fs/bpf"; 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) else if (len >= PATH_MAX)
return -ENAMETOOLONG; return -ENAMETOOLONG;
err = bpf_map__set_pin_path(map, buf); return bpf_map__set_pin_path(map, buf);
if (err)
return err;
return 0;
} }