X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvppinfra%2Fformat.c;h=b67553c6f2db17436d2f7c077c522af59cf3db81;hb=e46bd4cac4b80c553d39dbc2a06e5dd3f8eef671;hp=886f03d9c5f78702ce1a54e9691b7a443ab3f952;hpb=b7b929931a07fbb27b43d5cd105f366c3e29807e;p=vpp.git

diff --git a/src/vppinfra/format.c b/src/vppinfra/format.c
index 886f03d9c5f..b67553c6f2d 100644
--- a/src/vppinfra/format.c
+++ b/src/vppinfra/format.c
@@ -383,7 +383,7 @@ done:
   return f;
 }
 
-u8 *
+__clib_export u8 *
 va_format (u8 * s, const char *fmt, va_list * va)
 {
   const u8 *f = (u8 *) fmt, *g;
@@ -412,20 +412,29 @@ va_format (u8 * s, const char *fmt, va_list * va)
   if (f > g)
     vec_add (s, g, f - g);
 
+#ifdef __COVERITY__
+  if (s == 0)
+    return (u8 *) "liar liar pants on fire s can't be zero!";
+#endif
+
   return s;
 }
 
-u8 *
+__clib_export u8 *
 format (u8 * s, const char *fmt, ...)
 {
   va_list va;
   va_start (va, fmt);
   s = va_format (s, fmt, &va);
   va_end (va);
+#ifdef __COVERITY__
+  if (s == 0)
+    return (u8 *) "liar liar pants on fire s can't be zero!";
+#endif
   return s;
 }
 
-word
+__clib_export word
 va_fformat (FILE * f, char *fmt, va_list * va)
 {
   word ret;
@@ -449,7 +458,7 @@ va_fformat (FILE * f, char *fmt, va_list * va)
   return ret;
 }
 
-word
+__clib_export word
 fformat (FILE * f, char *fmt, ...)
 {
   va_list va;
@@ -463,7 +472,7 @@ fformat (FILE * f, char *fmt, ...)
 }
 
 #ifdef CLIB_UNIX
-void
+__clib_export void
 fformat_append_cr (FILE * ofp, const char *fmt, ...)
 {
   va_list va;
@@ -474,7 +483,7 @@ fformat_append_cr (FILE * ofp, const char *fmt, ...)
   fformat (ofp, "\n");
 }
 
-word
+__clib_export word
 fdformat (int fd, char *fmt, ...)
 {
   word ret;