iio:ad7923: Return error if we didn't get the expected result
authorLars-Peter Clausen <lars@metafoo.de>
Mon, 4 Mar 2013 19:30:00 +0000 (19:30 +0000)
committerJonathan Cameron <jic23@kernel.org>
Sun, 17 Mar 2013 20:16:40 +0000 (20:16 +0000)
commit135f06465d6842fdf1381f2610e27ff43e81f24d
tree9f2b4b2cd4b1ca841dc650a45b93b790b78d6664
parent6c23811ecb24e077081d04c7af511d94746419ab
iio:ad7923: Return error if we didn't get the expected result

Instead of leaving 'val' uninitialized return an error if the result's address
did not match that of the channel we were trying to read.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Cc: Patrick Vasseur <patrick.vasseur@c-s.fr>
Cc: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
drivers/iio/adc/ad7923.c