tree d5f3540224235751a492c8be8003c331263fe51a
parent 3f86f14c0fc9fdb0984e64209df2f47895a07151
author Marc Pignat <marc.pignat@hevs.ch> 1196840710 -0800
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1196875278 -0800

spi: simplify spi_sync() calling convention

Simplify spi_sync calling convention, eliminating the need to check both
the return value AND the message->status.  In consequence, this corrects
misbehaviours of spi_read and spi_write (which only checked the former) and
their callers.

Signed-off-by: Marc Pignat <marc.pignat@hevs.ch>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>