[PATCH 3/6] [media] atmel-isc: Adjust three checks for null pointers

SF Markus Elfring
2017-09-04T20:08:47Z

Date: Mon, 4 Sep 2017 20:54:20 +0200
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The script “checkpatch.pl” pointed information out like the following.

Comparison to NULL could be written !…

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/media/platform/atmel/atmel-isc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/platform/atmel/atmel-isc.c b/drivers/media/platform/atmel/atmel-isc.c
index f16bab0105c2..b6048cedb6cc 100644
--- a/drivers/media/platform/atmel/atmel-isc.c
+++ b/drivers/media/platform/atmel/atmel-isc.c
@@ -1590,7 +1590,7 @@ static int isc_async_complete(struct v4l2_async_notifier *notifier)
spin_lock_init(&isc->dma_queue_lock);

sd_entity->config = v4l2_subdev_alloc_pad_config(sd_entity->sd);
- if (sd_entity->config == NULL)
+ if (!sd_entity->config)
return -ENOMEM;

ret = isc_formats_init(isc);
@@ -1714,7 +1714,7 @@ static int isc_parse_dt(struct device *dev, struct isc_device *isc)

subdev_entity = devm_kzalloc(dev,
sizeof(*subdev_entity), GFP_KERNEL);
- if (subdev_entity == NULL) {
+ if (!subdev_entity) {
of_node_put(rem);
ret = -ENOMEM;
break;
@@ -1722,7 +1722,7 @@ static int isc_parse_dt(struct device *dev, struct isc_device *isc)

subdev_entity->asd = devm_kzalloc(dev,
sizeof(*subdev_entity->asd), GFP_KERNEL);
- if (subdev_entity->asd == NULL) {
+ if (!subdev_entity->asd) {
of_node_put(rem);
ret = -ENOMEM;
break;
--
2.14.1