[patch] iio: test for failed allocation

[Dan Carpenter]

We should return test to see if iio_allocate_trigger() fails and return -ENOMEM.

Signed-off-by: Dan Carpenter <err...@gmail.com>

diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c
index a6b7c72..db3270f 100644
--- a/drivers/staging/iio/accel/lis3l02dq_ring.c
+++ b/drivers/staging/iio/accel/lis3l02dq_ring.c
@@ -492,6 +492,9 @@ int lis3l02dq_probe_trigger(struct iio_dev *indio_dev)
struct lis3l02dq_state *state = indio_dev->dev_data;

state->trig = iio_allocate_trigger();
+ if (!state->trig)
+ return -ENOMEM;
+
state->trig->name = kmalloc(IIO_TRIGGER_NAME_LENGTH, GFP_KERNEL);
if (!state->trig->name) {
ret = -ENOMEM;
--
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[Jonathan Cameron]

On 03/16/10 10:03, Dan Carpenter wrote:
> We should return test to see if iio_allocate_trigger() fails and return -ENOMEM.
>
> Signed-off-by: Dan Carpenter <err...@gmail.com>

Indeed. Another one for the stupid errors pile!

Thanks.

Acked-by: Jonathan Cameron <ji...@cam.ac.uk>