dio-merge-direct_io_walker-into-__blockdev_direct_io-checkpatch-fixes

dio-merge-direct_io_walker-into-__blockdev_direct_io-checkpatch-fixes

ERROR: trailing whitespace
#180: FILE: fs/direct-io.c:1103:
+^Iunsigned long user_addr; $

ERROR: need consistent spacing around '+' (ctx:WxV)
#223: FILE: fs/direct-io.c:1213:
+			((user_addr+iov[seg].iov_len +PAGE_SIZE-1)/PAGE_SIZE
 			                             ^

ERROR: trailing whitespace
#247: FILE: fs/direct-io.c:1237:
+^I$

total: 3 errors, 0 warnings, 297 lines checked

NOTE: whitespace errors detected, you may wish to use scripts/cleanpatch or
      scripts/cleanfile

./patches/dio-merge-direct_io_walker-into-__blockdev_direct_io.patch has style problems, please review.

If any of these errors are false positives, please report
them to the maintainer, see CHECKPATCH in MAINTAINERS.

Please run checkpatch prior to sending patches

Cc: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>