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Commit 8a712645 authored by Chris Mason's avatar Chris Mason Committed by David Woodhouse
Browse files

Btrfs: no slashes in subvolume names 



Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 5af3981c

fs/btrfs/inode.c

+2 −0
Original line number Diff line number Diff line
@@ -1831,6 +1831,8 @@ int btrfs_ioctl(struct inode *inode, struct file *filp, unsigned int 
		namelen = strlen(vol_args.name);

		if (namelen > BTRFS_VOL_NAME_MAX)

			return -EINVAL;

		if (strchr(vol_args.name, '/'))

			return -EINVAL;

		path = btrfs_alloc_path();

		if (!path)

			return -ENOMEM;