From: Juhee Kang <claudiajkang@gmail.com>
Date: Mon, 18 Jul 2022 15:58:27 +0000 (+0900)
Subject: bpf_glue: include errno.h
X-Git-Tag: v5.19.0~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8decf82af07591833f89004e9b72cc39c1b5c52;p=thirdparty%2Fiproute2.git

bpf_glue: include errno.h

If __NR_bpf is not enabled, bpf() function set errno and return -1. Thus,
this patch includes the header.

Fixes: ac4e0913beb1 ("bpf: Export bpf syscall wrapper")
Signed-off-by: Juhee Kang <claudiajkang@gmail.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---

diff --git a/lib/bpf_glue.c b/lib/bpf_glue.c
index c1cf351b7..88a247513 100644
--- a/lib/bpf_glue.c
+++ b/lib/bpf_glue.c
@@ -7,6 +7,7 @@
 #include <sys/syscall.h>
 #include <limits.h>
 #include <unistd.h>
+#include <errno.h>
 
 #include "bpf_util.h"
 #ifdef HAVE_LIBBPF