diff options
| -rw-r--r-- | drivers/staging/rtl8192u/r819xU_phy.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/staging/rtl8192u/r819xU_phy.c b/drivers/staging/rtl8192u/r819xU_phy.c index d66d88c..70ab9cd 100644 --- a/drivers/staging/rtl8192u/r819xU_phy.c +++ b/drivers/staging/rtl8192u/r819xU_phy.c @@ -7,6 +7,8 @@ #include "r819xU_firmware_img.h" #include "dot11d.h" +#include <linux/bitops.h> + static u32 RF_CHANNEL_TABLE_ZEBRA[] = { 0, 0x085c, //2412 1 @@ -45,11 +47,7 @@ static u32 RF_CHANNEL_TABLE_ZEBRA[] = { u32 rtl8192_CalculateBitShift(u32 dwBitMask) { u32 i; - for (i=0; i<=31; i++) - { - if (((dwBitMask>>i)&0x1) == 1) - break; - } + i = ffs(dwBitMask) - 1; return i; } /****************************************************************************** |
