From: jiangxiaoming <jiangxiaoming@outlook.com>
Date: Thu, 22 Oct 2020 02:08:36 +0000 (+0800)
Subject: vlib: log: fix non-null terminated strings
X-Git-Tag: v21.06-rc0~280
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=94a92aaa4e3762e671b3a982e5ffc2795c09caa9;p=vpp.git

vlib: log: fix non-null terminated strings

Type: fix
Signed-off-by: jiangxiaoming <jiangxiaoming@outlook.com>
Change-Id: Id61966048875ca56a416caa520125c8c2366bf7b
---

diff --git a/src/vlib/log.c b/src/vlib/log.c
index 27d2e16b006..1bf19b0c2ea 100644
--- a/src/vlib/log.c
+++ b/src/vlib/log.c
@@ -187,6 +187,7 @@ vlib_log (vlib_log_level_t level, vlib_log_class_t class, char *fmt, ...)
 	      indent = vec_len (l);
 	    }
 	  fmt = format (0, "%%-%uU [%%-6U]: ", lm->max_class_name_length);
+	  vec_terminate_c_string (fmt);
 	  l = format (l, (char *) fmt, format_vlib_log_class, class,
 		      format_vlib_log_level, level);
 	  vec_free (fmt);