change surplus for() to while()

This commit is contained in:
Igor Sysoev 2009-06-05 12:33:49 +00:00
parent abf5d3fbe2
commit 8e5f0acbc2

View File

@ -30,12 +30,15 @@ ngx_cpystrn(u_char *dst, u_char *src, size_t n)
return dst;
}
for ( /* void */ ; --n; dst++, src++) {
while (--n) {
*dst = *src;
if (*dst == '\0') {
return dst;
}
dst++;
src++;
}
*dst = '\0';