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authorRob Jones <rob.jones@codethink.co.uk>2014-10-09 15:25:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-10-09 22:25:47 -0400
commit1848cb5530d3bada86c7b54f4f8b053b2081eb00 (patch)
treea4536e9a60e9250695389a428a5e0be5b7078bd6
parentf32883384846e1d4aa941c60dd8adb44093359c6 (diff)
downloadlinux-1848cb5530d3bada86c7b54f4f8b053b2081eb00.tar.bz2
fs/ocfs2/dlmglue.c: use __seq_open_private() not seq_open()
Reduce boilerplate code by using seq_open_private() instead of seq_open() Signed-off-by: Rob Jones <rob.jones@codethink.co.uk> Cc: Joel Becker <jlbec@evilplan.org> Cc: Mark Fasheh <mfasheh@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/ocfs2/dlmglue.c23
1 files changed, 5 insertions, 18 deletions
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 52cfe99ae056..21262f2b1654 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -2892,37 +2892,24 @@ static int ocfs2_dlm_debug_release(struct inode *inode, struct file *file)
static int ocfs2_dlm_debug_open(struct inode *inode, struct file *file)
{
- int ret;
struct ocfs2_dlm_seq_priv *priv;
- struct seq_file *seq;
struct ocfs2_super *osb;
- priv = kzalloc(sizeof(struct ocfs2_dlm_seq_priv), GFP_KERNEL);
+ priv = __seq_open_private(file, &ocfs2_dlm_seq_ops, sizeof(*priv));
if (!priv) {
- ret = -ENOMEM;
- mlog_errno(ret);
- goto out;
+ mlog_errno(-ENOMEM);
+ return -ENOMEM;
}
+
osb = inode->i_private;
ocfs2_get_dlm_debug(osb->osb_dlm_debug);
priv->p_dlm_debug = osb->osb_dlm_debug;
INIT_LIST_HEAD(&priv->p_iter_res.l_debug_list);
- ret = seq_open(file, &ocfs2_dlm_seq_ops);
- if (ret) {
- kfree(priv);
- mlog_errno(ret);
- goto out;
- }
-
- seq = file->private_data;
- seq->private = priv;
-
ocfs2_add_lockres_tracking(&priv->p_iter_res,
priv->p_dlm_debug);
-out:
- return ret;
+ return 0;
}
static const struct file_operations ocfs2_dlm_debug_fops = {