[IRDA]: Make the IRDA use the seq_open_private()

Just switch to the consolidated code
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/irda/irlap.c

@@ -1219,29 +1219,11 @@ static const struct seq_operations irlap_seq_ops = {
 
 static int irlap_seq_open(struct inode *inode, struct file *file)
 {
-	struct seq_file *seq;
-	int rc = -ENOMEM;
-	struct irlap_iter_state *s = kzalloc(sizeof(*s), GFP_KERNEL);
+	if (irlap == NULL)
+		return -EINVAL;
 
-	if (!s)
-		goto out;
-
-	if (irlap == NULL) {
-		rc = -EINVAL;
-		goto out_kfree;
-	}
-
-	rc = seq_open(file, &irlap_seq_ops);
-	if (rc)
-		goto out_kfree;
-
-	seq	     = file->private_data;
-	seq->private = s;
-out:
-	return rc;
-out_kfree:
-	kfree(s);
-	goto out;
+	return seq_open_private(file, &irlap_seq_ops,
+			sizeof(struct irlap_iter_state));
 }
 
 const struct file_operations irlap_seq_fops = {

net/irda/irlmp.c

@@ -2003,27 +2003,10 @@ static const struct seq_operations irlmp_seq_ops = {
 
 static int irlmp_seq_open(struct inode *inode, struct file *file)
 {
-	struct seq_file *seq;
-	int rc = -ENOMEM;
-	struct irlmp_iter_state *s;
-
 	IRDA_ASSERT(irlmp != NULL, return -EINVAL;);
 
-	s = kmalloc(sizeof(*s), GFP_KERNEL);
-	if (!s)
-		goto out;
-
-	rc = seq_open(file, &irlmp_seq_ops);
-	if (rc)
-		goto out_kfree;
-
-	seq	     = file->private_data;
-	seq->private = s;
-out:
-	return rc;
-out_kfree:
-	kfree(s);
-	goto out;
+	return seq_open_private(file, &irlmp_seq_ops,
+			sizeof(struct irlmp_iter_state));
 }
 
 const struct file_operations irlmp_seq_fops = {

net/irda/irttp.c

@@ -1884,25 +1884,8 @@ static const struct seq_operations irttp_seq_ops = {
 
 static int irttp_seq_open(struct inode *inode, struct file *file)
 {
-	struct seq_file *seq;
-	int rc = -ENOMEM;
-	struct irttp_iter_state *s;
-
-	s = kzalloc(sizeof(*s), GFP_KERNEL);
-	if (!s)
-		goto out;
-
-	rc = seq_open(file, &irttp_seq_ops);
-	if (rc)
-		goto out_kfree;
-
-	seq	     = file->private_data;
-	seq->private = s;
-out:
-	return rc;
-out_kfree:
-	kfree(s);
-	goto out;
+	return seq_open_private(file, &irttp_seq_ops,
+			sizeof(struct irttp_iter_state));
 }
 
 const struct file_operations irttp_seq_fops = {