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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-26 06:39:46 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-26 06:39:46 +0900 |
| commit | 0bbc367e21bfeea33230d893be4fa3a3ff9bcb48 (patch) | |
| tree | 50fb335648a22ac519eddb772714ba64a3e6a7ec /fs/btrfs/ioctl.c | |
| parent | ae416ba4e94a30486ba2af0afe052579e7114ab8 (diff) | |
| parent | 32b88194f71d6ae7768a29f87fbba454728273ee (diff) | |
| download | lwn-0bbc367e21bfeea33230d893be4fa3a3ff9bcb48.tar.gz lwn-0bbc367e21bfeea33230d893be4fa3a3ff9bcb48.zip | |
Merge 4.3-rc7 into usb-next
We want the USB and other fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/ioctl.c')
| -rw-r--r-- | fs/btrfs/ioctl.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 0adf5422fce9..8d20f3b1cab0 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -4639,6 +4639,11 @@ locked: bctl->flags |= BTRFS_BALANCE_TYPE_MASK; } + if (bctl->flags & ~(BTRFS_BALANCE_ARGS_MASK | BTRFS_BALANCE_TYPE_MASK)) { + ret = -EINVAL; + goto out_bctl; + } + do_balance: /* * Ownership of bctl and mutually_exclusive_operation_running @@ -4650,12 +4655,15 @@ do_balance: need_unlock = false; ret = btrfs_balance(bctl, bargs); + bctl = NULL; if (arg) { if (copy_to_user(arg, bargs, sizeof(*bargs))) ret = -EFAULT; } +out_bctl: + kfree(bctl); out_bargs: kfree(bargs); out_unlock: |