diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/ioctl.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 4d7f4bbf4c96..d6836af6d60f 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -2481,13 +2481,13 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd, another, and lock file content */ while (1) { struct btrfs_ordered_extent *ordered; - lock_extent(&BTRFS_I(src)->io_tree, off, off+len); - ordered = btrfs_lookup_first_ordered_extent(src, off+len); + lock_extent(&BTRFS_I(src)->io_tree, off, off + len - 1); + ordered = btrfs_lookup_first_ordered_extent(src, off + len - 1); if (!ordered && - !test_range_bit(&BTRFS_I(src)->io_tree, off, off+len, - EXTENT_DELALLOC, 0, NULL)) + !test_range_bit(&BTRFS_I(src)->io_tree, off, off + len - 1, + EXTENT_DELALLOC, 0, NULL)) break; - unlock_extent(&BTRFS_I(src)->io_tree, off, off+len); + unlock_extent(&BTRFS_I(src)->io_tree, off, off + len - 1); if (ordered) btrfs_put_ordered_extent(ordered); btrfs_wait_ordered_range(src, off, len); @@ -2561,7 +2561,7 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd, btrfs_release_path(path); if (key.offset + datal <= off || - key.offset >= off+len) + key.offset >= off + len - 1) goto next; memcpy(&new_key, &key, sizeof(new_key)); @@ -2662,8 +2662,8 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd, new_key.offset += skip; } - if (key.offset + datal > off+len) - trim = key.offset + datal - (off+len); + if (key.offset + datal > off + len) + trim = key.offset + datal - (off + len); if (comp && (skip || trim)) { ret = -EINVAL; @@ -2740,7 +2740,7 @@ next: ret = 0; out: btrfs_release_path(path); - unlock_extent(&BTRFS_I(src)->io_tree, off, off+len); + unlock_extent(&BTRFS_I(src)->io_tree, off, off + len - 1); out_unlock: mutex_unlock(&src->i_mutex); mutex_unlock(&inode->i_mutex); |
