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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-05-09 02:57:57 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-05-10 11:32:33 +0900 |
| commit | 13e905592b3daacb6ec27a5a4169afe725c3b668 (patch) | |
| tree | 1eb7a70bf662d1efcea73e4e06239dee333dbdf8 /fs/nilfs2 | |
| parent | 400ade845cb9930552e791bbd658a0953f68499d (diff) | |
| download | linux-13e905592b3daacb6ec27a5a4169afe725c3b668.tar.gz linux-13e905592b3daacb6ec27a5a4169afe725c3b668.tar.bz2 linux-13e905592b3daacb6ec27a5a4169afe725c3b668.zip | |
nilfs2: fix misuse of open_bdev_exclusive/close_bdev_exclusive
The second argument of open_bdev_exclusive/close_bdev_exclusive takes
fmode_t flags instead of mount flags. This fixes the misuse.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2')
| -rw-r--r-- | fs/nilfs2/super.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 430a508b212f..3ff2118abd7d 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -998,10 +998,14 @@ nilfs_get_sb(struct file_system_type *fs_type, int flags, { struct nilfs_super_data sd; struct super_block *s; + fmode_t mode = FMODE_READ; struct the_nilfs *nilfs; int err, need_to_close = 1; - sd.bdev = open_bdev_exclusive(dev_name, flags, fs_type); + if (!(flags & MS_RDONLY)) + mode |= FMODE_WRITE; + + sd.bdev = open_bdev_exclusive(dev_name, mode, fs_type); if (IS_ERR(sd.bdev)) return PTR_ERR(sd.bdev); @@ -1082,7 +1086,7 @@ nilfs_get_sb(struct file_system_type *fs_type, int flags, mutex_unlock(&nilfs->ns_mount_mutex); put_nilfs(nilfs); if (need_to_close) - close_bdev_exclusive(sd.bdev, flags); + close_bdev_exclusive(sd.bdev, mode); simple_set_mnt(mnt, s); return 0; @@ -1090,7 +1094,7 @@ nilfs_get_sb(struct file_system_type *fs_type, int flags, mutex_unlock(&nilfs->ns_mount_mutex); put_nilfs(nilfs); failed: - close_bdev_exclusive(sd.bdev, flags); + close_bdev_exclusive(sd.bdev, mode); return err; |