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-rw-r--r--include/asm-generic/word-at-a-time.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/include/asm-generic/word-at-a-time.h b/include/asm-generic/word-at-a-time.h
index d3909effd72..94f9ea8abca 100644
--- a/include/asm-generic/word-at-a-time.h
+++ b/include/asm-generic/word-at-a-time.h
@@ -50,11 +50,7 @@ static inline bool has_zero(unsigned long val, unsigned long *data, const struct
}
#ifndef zero_bytemask
-#ifdef CONFIG_64BIT
-#define zero_bytemask(mask) (~0ul << fls64(mask))
-#else
-#define zero_bytemask(mask) (~0ul << fls(mask))
-#endif /* CONFIG_64BIT */
-#endif /* zero_bytemask */
+#define zero_bytemask(mask) (~1ul << __fls(mask))
+#endif
#endif /* _ASM_WORD_AT_A_TIME_H */