[PATCH] x86/boot: Remove unused function 'atou'

[linux]

From: "Dr. David Alan Gilbert" <linux@xxxxxxxxxxx>

I can't find any sign of 'atou' having been used.
Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@xxxxxxxxxxx>
---
 arch/x86/boot/boot.h   | 1 -
 arch/x86/boot/string.c | 8 --------
 arch/x86/boot/string.h | 1 -
 3 files changed, 10 deletions(-)

diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h
index 148ba5c5106e..0f24f7ebec9b 100644
--- a/arch/x86/boot/boot.h
+++ b/arch/x86/boot/boot.h
@@ -305,7 +305,6 @@ void initregs(struct biosregs *regs);
 int strcmp(const char *str1, const char *str2);
 int strncmp(const char *cs, const char *ct, size_t count);
 size_t strnlen(const char *s, size_t maxlen);
-unsigned int atou(const char *s);
 unsigned long long simple_strtoull(const char *cp, char **endp, unsigned int base);
 size_t strlen(const char *s);
 char *strchr(const char *s, int c);
diff --git a/arch/x86/boot/string.c b/arch/x86/boot/string.c
index c23f3b9c84fe..84f7a883ce1e 100644
--- a/arch/x86/boot/string.c
+++ b/arch/x86/boot/string.c
@@ -88,14 +88,6 @@ size_t strnlen(const char *s, size_t maxlen)
 	return (es - s);
 }
 
-unsigned int atou(const char *s)
-{
-	unsigned int i = 0;
-	while (isdigit(*s))
-		i = i * 10 + (*s++ - '0');
-	return i;
-}
-
 /* Works only for digits and letters, but small and fast */
 #define TOLOWER(x) ((x) | 0x20)
 
diff --git a/arch/x86/boot/string.h b/arch/x86/boot/string.h
index e5d2c6b8c2f1..a5b05ebc037d 100644
--- a/arch/x86/boot/string.h
+++ b/arch/x86/boot/string.h
@@ -24,7 +24,6 @@ extern size_t strlen(const char *s);
 extern char *strstr(const char *s1, const char *s2);
 extern char *strchr(const char *s, int c);
 extern size_t strnlen(const char *s, size_t maxlen);
-extern unsigned int atou(const char *s);
 extern unsigned long long simple_strtoull(const char *cp, char **endp,
 					  unsigned int base);
 long simple_strtol(const char *cp, char **endp, unsigned int base);
-- 
2.46.0