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Commit 8f94c31f authored by Cristina Opriceana's avatar Cristina Opriceana Committed by Greg Kroah-Hartman
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Staging: iio: iio_simple_dummy: Remove explicit NULL comparison 



This patch removes explicit NULL comparison and writes it in its
simpler form. Done with coccinelle:

@replace_rule@
expression e;
@@

-e == NULL
+ !e

Signed-off-by: default avatarCristina Opriceana <cristina.opriceana@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 025c7da9

drivers/staging/iio/iio_simple_dummy.c

+1 −1
Original line number Diff line number Diff line
@@ -588,7 +588,7 @@ static int iio_dummy_probe(int index) 
	 * for chip specific state information.

	 */

	indio_dev = iio_device_alloc(sizeof(*st));

	if (indio_dev == NULL) {

	if (!indio_dev) {

		ret = -ENOMEM;

		goto error_ret;

	}

drivers/staging/iio/iio_simple_dummy_buffer.c

+3 −3
Original line number Diff line number Diff line
@@ -50,7 +50,7 @@ static irqreturn_t iio_simple_dummy_trigger_h(int irq, void *p) 
	u16 *data;



	data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);

	if (data == NULL)

	if (!data)

		goto done;



	if (!bitmap_empty(indio_dev->active_scan_mask, indio_dev->masklength)) {
@@ -122,7 +122,7 @@ int iio_simple_dummy_configure_buffer(struct iio_dev *indio_dev) 


	/* Allocate a buffer to use - here a kfifo */

	buffer = iio_kfifo_allocate();

	if (buffer == NULL) {

	if (!buffer) {

		ret = -ENOMEM;

		goto error_ret;

	}
@@ -161,7 +161,7 @@ int iio_simple_dummy_configure_buffer(struct iio_dev *indio_dev) 
						 "iio_simple_dummy_consumer%d",

						 indio_dev->id);



	if (indio_dev->pollfunc == NULL) {

	if (!indio_dev->pollfunc) {

		ret = -ENOMEM;

		goto error_free_buffer;

	}