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| author | Kari Argillander <kari.argillander@gmail.com> | 2021-08-16 12:37:32 +0200 |
|---|---|---|
| committer | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2021-08-27 16:05:09 +0200 |
| commit | 528c9b3d1edf291685151afecd741d176f527ddf (patch) | |
| tree | 0dcca37b2231345acf30a66ceede275891fe7817 /fs/ntfs3/super.c | |
| parent | fs/ntfs3: Fix various spelling mistakes (diff) | |
| download | linux-528c9b3d1edf291685151afecd741d176f527ddf.tar.xz linux-528c9b3d1edf291685151afecd741d176f527ddf.zip | |
fs/ntfs3: Use linux/log2 is_power_of_2 function
We do not need our own implementation for this function in this
driver. It is much better to use generic one.
Signed-off-by: Kari Argillander <kari.argillander@gmail.com>
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Diffstat (limited to 'fs/ntfs3/super.c')
| -rw-r--r-- | fs/ntfs3/super.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c index 84d4f389f685..903975b7e832 100644 --- a/fs/ntfs3/super.c +++ b/fs/ntfs3/super.c @@ -29,6 +29,7 @@ #include <linux/exportfs.h> #include <linux/fs.h> #include <linux/iversion.h> +#include <linux/log2.h> #include <linux/module.h> #include <linux/nls.h> #include <linux/parser.h> @@ -735,13 +736,13 @@ static int ntfs_init_from_boot(struct super_block *sb, u32 sector_size, boot_sector_size = (u32)boot->bytes_per_sector[1] << 8; if (boot->bytes_per_sector[0] || boot_sector_size < SECTOR_SIZE || - !is_power_of2(boot_sector_size)) { + !is_power_of_2(boot_sector_size)) { goto out; } /* cluster size: 512, 1K, 2K, 4K, ... 2M */ sct_per_clst = true_sectors_per_clst(boot); - if (!is_power_of2(sct_per_clst)) + if (!is_power_of_2(sct_per_clst)) goto out; mlcn = le64_to_cpu(boot->mft_clst); @@ -757,14 +758,14 @@ static int ntfs_init_from_boot(struct super_block *sb, u32 sector_size, /* Check MFT record size */ if ((boot->record_size < 0 && SECTOR_SIZE > (2U << (-boot->record_size))) || - (boot->record_size >= 0 && !is_power_of2(boot->record_size))) { + (boot->record_size >= 0 && !is_power_of_2(boot->record_size))) { goto out; } /* Check index record size */ if ((boot->index_size < 0 && SECTOR_SIZE > (2U << (-boot->index_size))) || - (boot->index_size >= 0 && !is_power_of2(boot->index_size))) { + (boot->index_size >= 0 && !is_power_of_2(boot->index_size))) { goto out; } |