diff options
| -rw-r--r-- | include/linux/bitops.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h index 030a98f0c452..5b74bdf159d6 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -188,12 +188,10 @@ static inline unsigned fls_long(unsigned long l) static inline int get_count_order(unsigned int count) { - int order; + if (count == 0) + return -1; - order = fls(count) - 1; - if (count & (count - 1)) - order++; - return order; + return fls(--count); } /** |