diff options
| author | Yuezhang Mo <Yuezhang.Mo@sony.com> | 2023-01-04 09:37:47 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-11 18:39:56 +0300 |
| commit | f9dbc35ecb9431d1396f550c4a471486e3133b68 (patch) | |
| tree | 71eeb0e408fa10209dfd7b3c1f9bb876aa6c3b35 /fs/exfat/inode.c | |
| parent | 4017209e08d23ab6f52f51caa7a81df23a7fd8f8 (diff) | |
| download | linux-f9dbc35ecb9431d1396f550c4a471486e3133b68.tar.xz | |
exfat: fix inode->i_blocks for non-512 byte sector size device
commit 39c1ce8eafc0ff64fb9e28536ccc7df6a8e2999d upstream.
inode->i_blocks is not real number of blocks, but 512 byte ones.
Fixes: 98d917047e8b ("exfat: add file operations")
Cc: stable@vger.kernel.org # v5.7+
Reported-by: Wang Yugui <wangyugui@e16-tech.com>
Tested-by: Wang Yugui <wangyugui@e16-tech.com>
Signed-off-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Reviewed-by: Andy Wu <Andy.Wu@sony.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/exfat/inode.c')
| -rw-r--r-- | fs/exfat/inode.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/exfat/inode.c b/fs/exfat/inode.c index 2a9f6a80584e..4bd73820a4ac 100644 --- a/fs/exfat/inode.c +++ b/fs/exfat/inode.c @@ -242,8 +242,7 @@ static int exfat_map_cluster(struct inode *inode, unsigned int clu_offset, return err; } /* end of if != DIR_DELETED */ - inode->i_blocks += - num_to_be_allocated << sbi->sect_per_clus_bits; + inode->i_blocks += EXFAT_CLU_TO_B(num_to_be_allocated, sbi) >> 9; /* * Move *clu pointer along FAT chains (hole care) because the @@ -600,8 +599,7 @@ static int exfat_fill_inode(struct inode *inode, struct exfat_dir_entry *info) exfat_save_attr(inode, info->attr); - inode->i_blocks = round_up(i_size_read(inode), sbi->cluster_size) >> - inode->i_blkbits; + inode->i_blocks = round_up(i_size_read(inode), sbi->cluster_size) >> 9; inode->i_mtime = info->mtime; inode->i_ctime = info->mtime; ei->i_crtime = info->crtime; |