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(parent: cd9a057) | patch
iio: Return -ENODEV for file operations if the device has been unregistered
authorLars-Peter Clausen <lars@metafoo.de>
Fri, 4 Oct 2013 11:06:00 +0000 (12:06 +0100)
committerJonathan Cameron <jic23@kernel.org>
Sat, 12 Oct 2013 11:04:17 +0000 (12:04 +0100)
commit99b737989e0365681957e779395ee446af3fef16
tree9692a94465954c615370dec9cd82baeb4387a211tree | snapshot
parentcd9a0571f81dae8200f7db1f3130095b2eb78f7acommit | diff
iio: Return -ENODEV for file operations if the device has been unregistered

If the IIO device has been unregistered return -ENODEV for any further file
operations like read() and ioctl(). This avoids userspace being able to grab new
references to the device.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
drivers/iio/industrialio-buffer.c diff | blob | history
drivers/iio/industrialio-core.c diff | blob | history
drivers/iio/industrialio-event.c diff | blob | history
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