Merge branch 'ab/clang-lints'

* ab/clang-lints: cast variable in call to free() in builtin/diff.c and submodule.c apply: get rid of useless x < 0 comparison on a size_t type

Junio C Hamano committed Dec 5, 2011 at 15:12 UTC e72c1dd3bd3b6b2255707136348628a99d3b74a5

No changes.