[PATCH 0/3] Couple of coverity fixes

[Nikolay Borisov <nborisov@xxxxxxxx>]

Here are 3 patches based on the latest coverity defect scans. Mostly minor, 
quality-of-life type of fixes. One redundant assignment removal, 1 bounds 
checking in qgroup and 1 possible overflow in qgroups please merge.  

Nikolay Borisov (3):
  btrfs: Remove unused -EIO assignment in end_bio_extent_readpage
  btrfs: Fix bound checking in qgroup_trace_new_subtree_blocks
  btrfs: Avoid possible qgroup_rsv_size overflow in
    btrfs_calculate_inode_block_rsv_size

 fs/btrfs/extent-tree.c | 2 +-
 fs/btrfs/extent_io.c   | 2 --
 fs/btrfs/qgroup.c      | 6 +++---
 3 files changed, 4 insertions(+), 6 deletions(-)

-- 
2.17.1