From 69fcc2075d7cb1f16eb7d27ae3559fa3c77f5514 Mon Sep 17 00:00:00 2001
From: Jim Fehlig <jfehlig@suse.com>
Date: Tue, 7 Jan 2020 11:36:56 -0700
Subject: [PATCH 10/19] util: Add missing call to va_end

From coverity scan

Error: VARARGS (CWE-237):
vhostmd-1.1/vhostmd/util.c:209: va_init: Initializing va_list "argptr".
vhostmd-1.1/vhostmd/util.c:218: missing_va_end: va_end was not called for "argptr".
  216|           grow_size = (count > 1000) ? count : 1000;
  217|           if (buffer_grow(buf, grow_size) < 0)
  218|->             return;
  219|
  220|           size = buf->size - buf->use - 1;

Error: VARARGS (CWE-237):
vhostmd-1.1/vhostmd/util.c:209: va_init: Initializing va_list "argptr".
vhostmd-1.1/vhostmd/util.c:226: missing_va_end: va_end was not called for "argptr".
  224|       buf->use += count;
  225|       buf->content[buf->use] = '\0';
  226|-> }
  227|
  228|   /*

Signed-off-by: Jim Fehlig <jfehlig@suse.com>
---
 vhostmd/util.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/vhostmd/util.c b/vhostmd/util.c
index 5747f16..1f9545b 100644
--- a/vhostmd/util.c
+++ b/vhostmd/util.c
@@ -214,13 +214,16 @@ void vu_buffer_vsprintf(vu_buffer *buf, const char *format, ...)
         va_end(locarg);
 
         grow_size = (count > 1000) ? count : 1000;
-        if (buffer_grow(buf, grow_size) < 0)
+        if (buffer_grow(buf, grow_size) < 0) {
+            va_end(argptr);
             return;
+        }
 
         size = buf->size - buf->use - 1;
         va_copy(locarg, argptr);
     }
     va_end(locarg);
+    va_end(argptr);
     buf->use += count;
     buf->content[buf->use] = '\0';
 }
-- 
2.32.0