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-rw-r--r--include/linux/kernel.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 05f332afc9e0..8317ec4b9f3b 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -375,6 +375,8 @@ static inline char *pack_hex_byte(char *buf, u8 byte)
return buf;
}
+extern int hex_to_bin(char ch);
+
#ifndef pr_fmt
#define pr_fmt(fmt) fmt
#endif