diff options
-rw-r--r-- | fs/btrfs/super.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 3bd2233737ac..0f99336c37eb 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -2104,6 +2104,7 @@ static long btrfs_control_ioctl(struct file *file, unsigned int cmd, vol = memdup_user((void __user *)arg, sizeof(*vol)); if (IS_ERR(vol)) return PTR_ERR(vol); + vol->name[BTRFS_PATH_NAME_MAX] = '\0'; switch (cmd) { case BTRFS_IOC_SCAN_DEV: |