staging:iio:ad799x fix error_free_irq which was freeing an irq that may not have...
authorHartmut Knaack <knaack.h@gmx.de>
Wed, 1 Jan 2014 23:04:00 +0000 (23:04 +0000)
committerJonathan Cameron <jic23@kernel.org>
Sat, 11 Jan 2014 11:46:52 +0000 (11:46 +0000)
Only free an IRQ in error_free_irq, if it has been requested previously.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Cc: stable@vger.kernel.org
drivers/staging/iio/adc/ad799x_core.c

Simple merge