[PATCHv4 0/3] btrfs: remove unneeded variable and if possbile

[zhong jiang]

v3->v4:
 -  btrfs_destroy_delayed_refs return value would be actually needed.
    so just remove the unneeded variable "ret" and modify the subject

v2->v3:
 - repost the patches with detailed commit message.

v1->v2:
 - Fix v1 issue that forget to return after remove the variable "ret".

zhong jiang (3):
  btrfs: remove unneeded variable "ret" in btrfs_destroy_delayed_refs
  btrfs: change btrfs_free_reserved_bytes to be void funtion
  btrfs: change btrfs_pin_log_trans to be void function

 fs/btrfs/disk-io.c     | 5 ++---
 fs/btrfs/extent-tree.c | 6 ++----
 fs/btrfs/tree-log.c    | 5 +----
 fs/btrfs/tree-log.h    | 2 +-
 4 files changed, 6 insertions(+), 12 deletions(-)

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1.7.12.4