Commit 3c9c1433 authored by Miklos Szeredi's avatar Miklos Szeredi
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cuse: simplify refcount 



Put extra reference early in cuse_channel_open().

Signed-off-by: default avatarMiklos Szeredi <mszeredi@redhat.com>
parent 8217673d

fs/fuse/cuse.c

+3 −7
Original line number Diff line number Diff line
@@ -511,20 +511,18 @@ static int cuse_channel_open(struct inode *inode, struct file *file) 
	fuse_conn_init(&cc->fc, &cc->fm, file->f_cred->user_ns,

		       &fuse_dev_fiq_ops, NULL);



	cc->fc.release = cuse_fc_release;

	fud = fuse_dev_alloc_install(&cc->fc);

	if (!fud) {

		kfree(cc);

	fuse_conn_put(&cc->fc);

	if (!fud)

		return -ENOMEM;

	}



	INIT_LIST_HEAD(&cc->list);

	cc->fc.release = cuse_fc_release;



	cc->fc.initialized = 1;

	rc = cuse_send_init(cc);

	if (rc) {

		fuse_dev_free(fud);

		fuse_conn_put(&cc->fc);

		return rc;

	}

	file->private_data = fud;
@@ -561,8 +559,6 @@ static int cuse_channel_release(struct inode *inode, struct file *file) 
		unregister_chrdev_region(cc->cdev->dev, 1);

		cdev_del(cc->cdev);

	}

	/* Base reference is now owned by "fud" */

	fuse_conn_put(&cc->fc);



	rc = fuse_dev_release(inode, file);	/* puts the base reference */