Nikolay Sivov : wpp: Properly use va_start/va_end around vsnprintf().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: fdcf7cc9afa99ba120298dafaa5b5907ee781fa4
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=fdcf7cc9afa99ba120298dafaa...

Author: Nikolay Sivov 
Date:   Sat Feb 18 14:06:36 2012 +0300

wpp: Properly use va_start/va_end around vsnprintf().

---

libs/wpp/ppl.l |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/libs/wpp/ppl.l b/libs/wpp/ppl.l
index 98f3e1a..2718fd0 100644
--- a/libs/wpp/ppl.l
+++ b/libs/wpp/ppl.l
@@ -329,6 +329,7 @@ void pp_writestring(const char *format, ...)
    va_start(valist, format);
    len = vsnprintf(buffer, buffercapacity,
    		format, valist);
+	va_end(valist);
         /* If the string is longer than buffersize, vsnprintf returns
          * the string length with glibc >= 2.1, -1 with glibc < 2.1 */
    while(len > buffercapacity || len < 0)
@@ -345,10 +346,11 @@ void pp_writestring(const char *format, ...)
    		return;
    	}
    	buffer = new_buffer;
+		va_start(valist, format);
    	len = vsnprintf(buffer, buffercapacity,
    			format, valist);
+		va_end(valist);
    }
-	va_end(valist);

wpp_callbacks->write(buffer, len);
 }