ARC: bitops: Remove unecessary operation and value

The 1-bit shift rotation to the left on x variable located on
4   last if statement can be removed because the computed value is will
not be used afront.

Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

diff --git a/arch/arc/include/asm/bitops.h b/arch/arc/include/asm/bitops.h
index c6606f4d20d6e3b0ff8c5a8b458120491958bafc..fb98440c0bd4c06aff82e5cde488ec98bbb2499a 100644 (file)
--- a/arch/arc/include/asm/bitops.h
+++ b/arch/arc/include/asm/bitops.h
@@ -243,10 +243,8 @@ static inline int constant_fls(unsigned int x)
                x <<= 2;
                r -= 2;
        }
-       if (!(x & 0x80000000u)) {
-               x <<= 1;
+       if (!(x & 0x80000000u))
                r -= 1;
-       }
        return r;
 }