--- include/linux/math64.h
+++ include/linux/math64.h
@@ -49,8 +49,6 @@ static inline s64 div64_s64(s64 dividend
#define div64_long(x,y) div_s64((x),(y))
-#define div64_long(x,y) div_s64((x),(y))
-
#ifndef div_u64_rem
static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder)
{