From ba8cb30974867b558fc5c98b8ac07ba4bbd89392 Mon Sep 17 00:00:00 2001
From: Teng Qin <qinteng@fb.com>
Date: Fri, 2 Dec 2016 16:31:00 -0800
Subject: [PATCH] Avoid unexpected log message on BPF program load error

---
 src/cc/libbpf.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/cc/libbpf.c b/src/cc/libbpf.c
index dc84468..7ea7626 100644
--- a/src/cc/libbpf.c
+++ b/src/cc/libbpf.c
@@ -201,6 +201,7 @@ int bpf_prog_load(enum bpf_prog_type prog_type,
                      strerror(errno));
              return ret;
          }
+         bpf_log_buffer[0] = 0;
 
          attr.log_buf = ptr_to_u64(bpf_log_buffer);
          attr.log_size = buffer_size;
-- 
2.7.4