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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>
This commit is contained in:
Ryusuke Konishi 2010-05-09 02:57:57 +09:00
parent 400ade845c
commit 13e905592b
1 changed files with 7 additions and 3 deletions
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10
fs/nilfs2/super.c
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@ -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;