From a50569e135f5be747a5b66f63843c5e5eadf8022 Mon Sep 17 00:00:00 2001
From: robertmh <robertmh@localhost>
Date: Sun, 1 Nov 2009 23:03:09 +0000
Subject: [PATCH] 2009-11-01  Robert Millan  <rmh.grub@aybabtu.com>

        Based on patch from BVK Chaitanya  <bvk.groups@gmail.com>
        * kern/misc.c (grub_strchr, grub_strrchr): Fix to handle c == '\0'
        case.
---
 ChangeLog   |  6 ++++++
 kern/misc.c | 10 +++++-----
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2e5c7484d..5a3f80e05 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2009-11-01  Robert Millan  <rmh.grub@aybabtu.com>
+
+	Based on patch from BVK Chaitanya  <bvk.groups@gmail.com>
+	* kern/misc.c (grub_strchr, grub_strrchr): Fix to handle c == '\0'
+	case.
+
 2009-11-01  Felix Zielcke  <fzielcke@z-51.de>
 
 	* Makefile.in (TARGET_CPPFLAGS): Add `-I$(srcdir)/include'.
diff --git a/kern/misc.c b/kern/misc.c
index 1c38fe661..cacfbc753 100644
--- a/kern/misc.c
+++ b/kern/misc.c
@@ -223,12 +223,12 @@ grub_strncmp (const char *s1, const char *s2, grub_size_t n)
 char *
 grub_strchr (const char *s, int c)
 {
-  while (*s)
+  do
     {
       if (*s == c)
 	return (char *) s;
-      s++;
     }
+  while (*s++);
 
   return 0;
 }
@@ -236,14 +236,14 @@ grub_strchr (const char *s, int c)
 char *
 grub_strrchr (const char *s, int c)
 {
-  char *p = 0;
+  char *p = NULL;
 
-  while (*s)
+  do
     {
       if (*s == c)
 	p = (char *) s;
-      s++;
     }
+  while (*s++);
 
   return p;
 }