Fix off by one error in strtcpy.

The strtcpy function could overrun its output buffer.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/util.c b/src/util.c
index b89a2b5b..bbef995e 100644
--- a/src/util.c
+++ b/src/util.c
@@ -262,7 +262,7 @@ char *
 strtcpy(char *dest, const char *src, size_t len)
 {
     char *d = dest;
-    while (len-- && *src != '\0')
+    while (--len && *src != '\0')
         *d++ = *src++;
     *d = '\0';
     return dest;