diff options
| author | Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2018-11-08 14:01:01 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-23 08:09:51 +0100 |
| commit | 06ee6e217586a1944cb9d50b3a2141cb060b7128 (patch) | |
| tree | 683023bf62cffcdc7d4d0466be7a93e730954f08 | |
| parent | 1f3dd37ef84bd0a07d14d260ec16e166a470c065 (diff) | |
block/loop: Don't grab "struct file" for vfs_getattr() operation.
commit b1ab5fa309e6c49e4e06270ec67dd7b3e9971d04 upstream.
vfs_getattr() needs "struct path" rather than "struct file".
Let's use path_get()/path_put() rather than get_file()/fput().
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/block/loop.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 6d61633a7f89..58164bc29da2 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1175,7 +1175,7 @@ loop_set_status(struct loop_device *lo, const struct loop_info64 *info) static int loop_get_status(struct loop_device *lo, struct loop_info64 *info) { - struct file *file; + struct path path; struct kstat stat; int ret; @@ -1200,16 +1200,16 @@ loop_get_status(struct loop_device *lo, struct loop_info64 *info) } /* Drop lo_ctl_mutex while we call into the filesystem. */ - file = get_file(lo->lo_backing_file); + path = lo->lo_backing_file->f_path; + path_get(&path); mutex_unlock(&lo->lo_ctl_mutex); - ret = vfs_getattr(&file->f_path, &stat, STATX_INO, - AT_STATX_SYNC_AS_STAT); + ret = vfs_getattr(&path, &stat, STATX_INO, AT_STATX_SYNC_AS_STAT); if (!ret) { info->lo_device = huge_encode_dev(stat.dev); info->lo_inode = stat.ino; info->lo_rdevice = huge_encode_dev(stat.rdev); } - fput(file); + path_put(&path); return ret; } |