kconfig: move strhash() to util.c as a global function

Remove the 'static' qualifier from strhash() so that it can be accessed
from other files. Move it to util.c, which is a more appropriate location.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/scripts/kconfig/util.c b/scripts/kconfig/util.c
index 610d64c01479..d6172f2f64c9 100644
--- a/scripts/kconfig/util.c
+++ b/scripts/kconfig/util.c
@@ -9,6 +9,16 @@
 #include <string.h>
 #include "lkc.h"
 
+unsigned int strhash(const char *s)
+{
+	/* fnv32 hash */
+	unsigned int hash = 2166136261U;
+
+	for (; *s; s++)
+		hash = (hash ^ *s) * 0x01000193;
+	return hash;
+}
+
 struct file {
 	struct file *next;
 	char name[];