dec n counter

diff --git a/betty/functions.c b/betty/functions.c
index 732e76fe476c4aa4884797b75acb649e3c1f59c0..79612b389c611a93b9d0d664048b2ed98afcfca0 100644 (file)
--- a/betty/functions.c
+++ b/betty/functions.c
@@ -62,7 +62,7 @@ int mset(u8 *d,u8 v,int n) {
 
 int mcpy(u8 *d,u8 *s,int n) {
 
-       while(n)
+       while(n--)
                *d++=*s++;
 
        return n;