diff options
Diffstat (limited to 'fs/btrfs/super.c')
| -rw-r--r-- | fs/btrfs/super.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index c45fdaf24c..7e44ccaf34 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -34,13 +34,11 @@ #include "disk-io.h" #include "transaction.h" #include "btrfs_inode.h" -#include "print-tree.h" #include "props.h" #include "xattr.h" #include "bio.h" #include "export.h" #include "compression.h" -#include "rcu-string.h" #include "dev-replace.h" #include "free-space-cache.h" #include "backref.h" @@ -2203,7 +2201,9 @@ 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'; + ret = btrfs_check_ioctl_vol_args_path(vol); + if (ret < 0) + goto out; switch (cmd) { case BTRFS_IOC_SCAN_DEV: @@ -2245,6 +2245,7 @@ static long btrfs_control_ioctl(struct file *file, unsigned int cmd, break; } +out: kfree(vol); return ret; } |