From: Richard Kettlewell <rjk@greenend.org.uk>
Date: Fri, 21 Sep 2007 22:31:34 +0000 (+0100)
Subject: correct hex() for 0 length outputs
X-Git-Tag: debian-1_5_99dev8~243^2~48
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/commitdiff_plain/ef58277111e5066a671948aa19078e392ea48c98?ds=sidebyside

correct hex() for 0 length outputs
---

diff --git a/lib/hex.c b/lib/hex.c
index bd4774a..f37db11 100644
--- a/lib/hex.c
+++ b/lib/hex.c
@@ -33,6 +33,7 @@ char *hex(const uint8_t *ptr, size_t n) {
 
   while(n-- > 0)
     p += sprintf(p, "%02x", (unsigned)*ptr++);
+  *p = 0;
   return buf;
 }