diff mbox series

[vfs.all,07/26] cramfs: prevent direct access of bd_inode

Message ID	20240406090930.2252838-8-yukuai1@huaweicloud.com (mailing list archive)
State	New, archived
Headers	show Received: from dggsgout11.his.huawei.com (unknown [45.249.212.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E2E8922EED; Sat, 6 Apr 2024 09:17:47 +0000 (UTC) From: Yu Kuai <yukuai1@huaweicloud.com> To: jack@suse.cz, hch@lst.de, brauner@kernel.org, viro@zeniv.linux.org.uk, axboe@kernel.dk Cc: linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, yi.zhang@huawei.com, yangerkun@huawei.com, yukuai3@huawei.com Subject: [PATCH vfs.all 07/26] cramfs: prevent direct access of bd_inode Date: Sat, 6 Apr 2024 17:09:11 +0800 Message-Id: <20240406090930.2252838-8-yukuai1@huaweicloud.com> In-Reply-To: <20240406090930.2252838-1-yukuai1@huaweicloud.com> References: <20240406090930.2252838-1-yukuai1@huaweicloud.com> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit
Series	fs & block: remove bdev->bd_inode \| expand [vfs.all,00/26] fs & block: remove bdev->bd_inode [vfs.all,01/26] block: move two helpers into bdev.c [vfs.all,02/26] block: remove sync_blockdev_nowait() [vfs.all,03/26] block: remove sync_blockdev_range() [vfs.all,04/26] block: prevent direct access of bd_inode [vfs.all,05/26] block: add a helper bdev_read_folio() [vfs.all,06/26] bcachefs: remove dead function bdev_sectors() [vfs.all,07/26] cramfs: prevent direct access of bd_inode [vfs.all,08/26] erofs: prevent direct access of bd_inode [vfs.all,09/26] nilfs2: prevent direct access of bd_inode [vfs.all,10/26] gfs2: prevent direct access of bd_inode [vfs.all,11/26] btrfs: prevent direct access of bd_inode [vfs.all,12/26] ext4: remove block_device_ejected() [vfs.all,13/26] ext4: prevent direct access of bd_inode [vfs.all,14/26] jbd2: prevent direct access of bd_inode [vfs.all,15/26] s390/dasd: use bdev api in dasd_format() [vfs.all,16/26] bcache: prevent direct access of bd_inode [vfs.all,17/26] block2mtd: prevent direct access of bd_inode [vfs.all,18/26] scsi: use bdev helper in scsi_bios_ptable() [vfs.all,19/26] dm-vdo: convert to use bdev_file [vfs.all,20/26] block: factor out a helper init_bdev_file() [vfs.all,21/26] block: fix module reference leakage from bdev_open_by_dev error path [vfs.all,22/26] block: stash a bdev_file to read/write raw blcok_device [vfs.all,23/26] iomap: add helpers helpers to get and set bdev [vfs.all,24/26] iomap: convert to use bdev_file [vfs.all,25/26] buffer: add helpers to get and set bdev [vfs.all,26/26] buffer: convert to use bdev_file

Commit Message

Yu Kuai April 6, 2024, 9:09 a.m. UTC

From: Yu Kuai <yukuai3@huawei.com>

Now that all filesystems stash the bdev file, it's ok to get bdev mapping
from the file directly.

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
---
 fs/cramfs/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff mbox series

Patch

diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 9901057a15ba..38416c245ced 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -183,7 +183,7 @@  static int next_buffer;
 static void *cramfs_blkdev_read(struct super_block *sb, unsigned int offset,
 				unsigned int len)
 {
-	struct address_space *mapping = sb->s_bdev->bd_inode->i_mapping;
+	struct address_space *mapping = sb->s_bdev_file->f_mapping;
 	struct file_ra_state ra = {};
 	struct page *pages[BLKS_PER_BUF];
 	unsigned i, blocknr, buffer;