[PATCH] x86/boot/string: Add missing strchr declaration

[Tommy Nguyen <remyabel@gmail.com>]

The Sparse static analyzer emits this warning:

    symbol 'strchr' was not declared. Should it be static?

This patch adds the appropriate extern declaration to string.h
to fix the warning.

Signed-off-by: Tommy Nguyen <remyabel@gmail.com>
---
 arch/x86/boot/string.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/boot/string.h b/arch/x86/boot/string.h
index 113588d..fa03b8f 100644
--- a/arch/x86/boot/string.h
+++ b/arch/x86/boot/string.h
@@ -22,6 +22,7 @@ extern int strcmp(const char *str1, const char *str2);
 extern int strncmp(const char *cs, const char *ct, size_t count);
 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,
-- 
2.9.4