Replace while blocksize;shift by fls - 1
Suggested-By: Joe Perches <[email protected]>
Cc: Andrew Morton <[email protected]>
Signed-off-by: Fabian Frederick <[email protected]>
---
fs/hfsplus/wrapper.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index 3f99964..9a7040e 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -8,6 +8,7 @@
* Handling of HFS wrappers around HFS+ volumes
*/
+#include <linux/bitops.h>
#include <linux/fs.h>
#include <linux/blkdev.h>
#include <linux/cdrom.h>
@@ -231,9 +232,7 @@ reread:
if (blocksize < HFSPLUS_SECTOR_SIZE || ((blocksize - 1) & blocksize))
goto out_free_backup_vhdr;
sbi->alloc_blksz = blocksize;
- sbi->alloc_blksz_shift = 0;
- while ((blocksize >>= 1) != 0)
- sbi->alloc_blksz_shift++;
+ sbi->alloc_blksz_shift = fls(blocksize) - 1;
blocksize = min(sbi->alloc_blksz, (u32)PAGE_SIZE);
/*
--
1.8.4.5
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