lib/ffz: remove dead store

word' is written in the last 'if' block but never read again.

This is harmless, but scan-build (clang-analyzer) flags it as a warning.

Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/lib/ffz.h b/lib/ffz.h
index e2c1b8e94a39731fd2dbcfe6bebd8a19c69dd830..16c9ae9ebea8adaefbf11d6c51de26be71a9473b 100644 (file)
--- a/lib/ffz.h
+++ b/lib/ffz.h
@@ -27,10 +27,8 @@ static inline int ffs64(uint64_t word)
                word >>= 2;
                r += 2;
        }
                word >>= 2;
                r += 2;
        }

-       if (!(word & 1)) {
-               word >>= 1;
+       if (!(word & 1))

                r += 1;
                r += 1;

-       }

 
        return r;
 }
 
        return r;
 }