Merge branch 'rs/janitorial' into maint
authorJunio C Hamano <gitster@pobox.com>
Tue, 16 Jun 2015 21:33:47 +0000 (14:33 -0700)
committerJunio C Hamano <gitster@pobox.com>
Tue, 16 Jun 2015 21:33:47 +0000 (14:33 -0700)
Code clean-up.

* rs/janitorial:
dir: remove unused variable sb
clean: remove unused variable buf
use file_exists() to check if a file exists in the worktree

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