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platform: goldfish: pipe: Replace "x==NULL" to "!x"

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checkpatch: Comparison to NULL could be written "!x"

Signed-off-by: Roman Kiryanov <rkir@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Roman Kiryanov 2018-08-27 11:23:15 -07:00 committed by Greg Kroah-Hartman
parent cc14057f51
commit bfb8e83847
1 changed files with 5 additions and 5 deletions
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10
drivers/platform/goldfish/goldfish_pipe.c
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@ -699,7 +699,7 @@ static int goldfish_pipe_open(struct inode *inode, struct file *file)
/* Allocate new pipe kernel object */
struct goldfish_pipe *pipe = kzalloc(sizeof(*pipe), GFP_KERNEL);
if (pipe == NULL)
if (!pipe)
return -ENOMEM;
pipe->dev = dev;
@ -865,23 +865,23 @@ static int goldfish_pipe_probe(struct platform_device *pdev)
struct goldfish_pipe_dev *dev = &goldfish_pipe_dev;
/* not thread safe, but this should not happen */
WARN_ON(dev->base != NULL);
WARN_ON(dev->base);
spin_lock_init(&dev->lock);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (r == NULL || resource_size(r) < PAGE_SIZE) {
if (!r || resource_size(r) < PAGE_SIZE) {
dev_err(&pdev->dev, "can't allocate i/o page\n");
return -EINVAL;
}
dev->base = devm_ioremap(&pdev->dev, r->start, PAGE_SIZE);
if (dev->base == NULL) {
if (!dev->base) {
dev_err(&pdev->dev, "ioremap failed\n");
return -EINVAL;
}
r = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (r == NULL) {
if (!r) {
err = -EINVAL;
goto error;
}