assorted patches

[Sascha Hauer]

Sascha Hauer (7):
      eth: check the result of edev->get_ethaddr
      net: add a context to the packet handler
      environment: make default env path configurable
      move simple_itoa to libbb so that others can use it
      kfifo: kfifo_put takes a const buffer
      copy_file: handle write return value correctly
      cp command: handle directories as last argument

 commands/cp.c         |    3 ++-
 commands/loadenv.c    |    2 +-
 commands/saveenv.c    |    2 +-
 common/environment.c  |    2 ++
 common/hush.c         |   15 +--------------
 common/startup.c      |    7 ++++---
 include/environment.h |    3 +++
 include/kfifo.h       |    2 +-
 include/libbb.h       |    2 ++
 include/net.h         |    8 +++++---
 lib/copy_file.c       |   15 +++++++++++----
 lib/kfifo.c           |    2 +-
 lib/libbb.c           |   13 +++++++++++++
 net/dhcp.c            |    4 ++--
 net/dns.c             |    4 ++--
 net/eth.c             |    6 ++++--
 net/net.c             |   17 ++++++++++-------
 net/netconsole.c      |    4 ++--
 net/nfs.c             |    4 ++--
 net/ping.c            |    4 ++--
 net/tftp.c            |    4 ++--
 21 files changed, 73 insertions(+), 50 deletions(-)