[syslinux:elflink] vdprintf: Remove unused variable

[syslinux-bot for Paulo Alcantara]

Commit-ID:  3c95b5510024938389547eef80b266f478eb4cde
Gitweb:     http://www.syslinux.org/commit/3c95b5510024938389547eef80b266f478eb4cde
Author:     Paulo Alcantara <pcacjr at zytor.com>
AuthorDate: Thu, 5 Jul 2012 03:39:58 -0300
Committer:  Paulo Alcantara <pcacjr at zytor.com>
CommitDate: Thu, 5 Jul 2012 03:41:44 -0300

vdprintf: Remove unused variable

This patch removes an unused variable and fixes the following warning:

vdprintf.c: In function ‘vdprintf’:
vdprintf.c:48:13: warning: variable ‘_rv’ set but not used
		  			[-Wunused-but-set-variable]

Signed-off-by: Paulo Alcantara <pcacjr at zytor.com>

---
 com32/lib/vdprintf.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/com32/lib/vdprintf.c b/com32/lib/vdprintf.c
index 77e8da4..db60295 100644
--- a/com32/lib/vdprintf.c
+++ b/com32/lib/vdprintf.c
@@ -45,14 +45,13 @@ static void debug_putc(char c)
 
 void vdprintf(const char *format, va_list ap)
 {
-    int rv, _rv;
+    int rv;
     char buffer[BUFFER_SIZE];
     char *p;
     static bool debug_init = false;
     static bool debug_ok   = false;
 
-    _rv = rv = vsnprintf(buffer, BUFFER_SIZE, format, ap);
-
+    rv = vsnprintf(buffer, BUFFER_SIZE, format, ap);
     if (rv < 0)
 	return;