diff options
| author | Greg Kroah-Hartman | 2017-10-09 09:11:09 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2017-10-09 09:11:09 +0200 |
| commit | 4fcae770f3027abefd952c5d511ac6299828865a (patch) | |
| tree | 6cf64399a20f989358831a8f9b2ac2bb19628f54 /fs/btrfs/ioctl.c | |
| parent | usb: host: xhci-plat: Use of_device_get_match_data() helper (diff) | |
| parent | Linux 4.14-rc4 (diff) | |
| download | kernel-qcow2-linux-4fcae770f3027abefd952c5d511ac6299828865a.tar.gz kernel-qcow2-linux-4fcae770f3027abefd952c5d511ac6299828865a.tar.xz kernel-qcow2-linux-4fcae770f3027abefd952c5d511ac6299828865a.zip | |
Merge 4.14-rc4 into usb-next
This merges in the USB fixes that we need here.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/ioctl.c')
| -rw-r--r-- | fs/btrfs/ioctl.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index d6715c2bcdc4..6c7a49faf4e0 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -2773,9 +2773,9 @@ static long btrfs_ioctl_fs_info(struct btrfs_fs_info *fs_info, } mutex_unlock(&fs_devices->device_list_mutex); - fi_args->nodesize = fs_info->super_copy->nodesize; - fi_args->sectorsize = fs_info->super_copy->sectorsize; - fi_args->clone_alignment = fs_info->super_copy->sectorsize; + fi_args->nodesize = fs_info->nodesize; + fi_args->sectorsize = fs_info->sectorsize; + fi_args->clone_alignment = fs_info->sectorsize; if (copy_to_user(arg, fi_args, sizeof(*fi_args))) ret = -EFAULT; @@ -3032,7 +3032,7 @@ static int btrfs_cmp_data_prepare(struct inode *src, u64 loff, out: if (ret) btrfs_cmp_data_free(cmp); - return 0; + return ret; } static int btrfs_cmp_data(u64 len, struct cmp_pages *cmp) @@ -4061,6 +4061,10 @@ static long btrfs_ioctl_default_subvol(struct file *file, void __user *argp) ret = PTR_ERR(new_root); goto out; } + if (!is_fstree(new_root->objectid)) { + ret = -ENOENT; + goto out; + } path = btrfs_alloc_path(); if (!path) { |