unbreak wcschr(string, L'\0') which was incorrectly returning NULL

rather than a pointer to the terminating nul; ok deraadt@

diff --git a/lib/libc/string/wcschr.c b/lib/libc/string/wcschr.c
index c06127e..b84a2d3 100644 (file)
--- a/lib/libc/string/wcschr.c
+++ b/lib/libc/string/wcschr.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: wcschr.c,v 1.3 2005/08/08 08:05:37 espie Exp $        */
+/*     $OpenBSD: wcschr.c,v 1.4 2008/08/23 05:34:36 djm Exp $  */
 /*     $NetBSD: wcschr.c,v 1.2 2001/01/03 14:29:36 lukem Exp $ */
 
 /*-
@@ -37,12 +37,14 @@ wcschr(const wchar_t *s, wchar_t c)
        const wchar_t *p;
 
        p = s;
-       while (*p) {
+       for (;;) {
                if (*p == c) {
                        /* LINTED interface specification */
                        return (wchar_t *)p;
                }
+               if (!*p)
+                       return NULL;
                p++;
        }
-       return NULL;
+       /* NOTREACHED */
 }