[PATCH] Diff-files fix with more tests.

The same check we added earlier to update-cache to catch ENOTDIR
turns out to be missing from diff-files.  This causes a
difference not being reported when you have DF/DF (a file in a
subdirectory) in the cache and DF is a file on the filesystem.

Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2 files changed