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

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

1 files changed, 5 insertions, 3 deletions

diff --git a/src/lib/libc/string/wcschr.c b/src/lib/libc/string/wcschr.c
index c06127e087..b84a2d32e3 100644
--- a/src/lib/libc/string/wcschr.c
+++ b/src/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 */
 }