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-rw-r--r--fs/gfs2/rgrp.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index f03d024038e..c9786a46cdf 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -212,8 +212,7 @@ static u32 gfs2_bitfit(const u8 *buf, const unsigned int len,
if (tmp == 0)
return BFITNOENT;
ptr--;
- bit = fls64(tmp);
- bit--; /* fls64 always adds one to the bit count */
+ bit = __ffs64(tmp);
bit /= 2; /* two bits per entry in the bitmap */
return (((const unsigned char *)ptr - buf) * GFS2_NBBY) + bit;
}