patches for compiler warnings

[Sascha Hauer]

These patches fix some compiler warnings, partly by just disabling
the warning in the compiler. The set-but-not-used warnings are not
very useful and often trigger false positives, so disable this. Same
with "warning: generating trampoline in object".

Sascha Hauer (5):
      scripts/Kbuild.include: update to latest kernel version
      Makefile: disable unused-but-set-variable warning
      mtd Kconfig: only select NAND_READ_OOB when NAND is enabled
      net dm9k: Fix compiler warning
      Makefile: disable warning: generating trampoline in object

 Makefile               |    6 ++
 drivers/mtd/Kconfig    |    4 +-
 drivers/net/dm9k.c     |    2 +
 scripts/Kbuild.include |  143 ++++++++++++++++++++++++++++++++++--------------
 4 files changed, 112 insertions(+), 43 deletions(-)