Unverified Commit 484caf5e authored by Christian Brauner's avatar Christian Brauner
Browse files

super: simplify user_get_super() 

Make it easier to read and remove one level of identation.

Link: https://lore.kernel.org/r/20250329-work-freeze-v2-2-a47af37ecc3d@kernel.org


Reviewed-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent af7551cf

fs/super.c

+15 −14
Original line number Diff line number Diff line
@@ -987,21 +987,22 @@ struct super_block *user_get_super(dev_t dev, bool excl) 


	spin_lock(&sb_lock);

	list_for_each_entry(sb, &super_blocks, s_list) {

		if (sb->s_dev == dev) {

		bool locked;



		if (sb->s_dev != dev)

			continue;



		sb->s_count++;

		spin_unlock(&sb_lock);

			/* still alive? */



		locked = super_lock(sb, excl);

		if (locked)

				return sb; /* caller will drop */

			/* nope, got unmounted */

			return sb;



		spin_lock(&sb_lock);

		__put_super(sb);

		break;

	}

	}

	spin_unlock(&sb_lock);

	return NULL;

}