Staging: ion: fix code style warning from NULL comparisons (878c33a7) · Commits · 戴 / test

This patch replaces several instances where a pointer is compared to NULL (i.e., `ptr == NULL`) with `!ptr`, which is preferred. Signed-off-by:

drivers/staging/android/ion/ion.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -103,7 +103,7 @@ static struct ion_buffer ion_buffer_create(struct ion_heap heap,
		goto err2;
		}

		if (buffer->sg_table == NULL) {
		if (!buffer->sg_table) {
		WARN_ONCE(1, "This heap needs to set the sgtable");
		ret = -EINVAL;
		goto err1;
		@@ -161,7 +161,7 @@ static void ion_buffer_kmap_get(struct ion_buffer buffer)
		return buffer->vaddr;
		}
		vaddr = buffer->heap->ops->map_kernel(buffer->heap, buffer);
		if (WARN_ONCE(vaddr == NULL,
		if (WARN_ONCE(!vaddr,
		"heap->ops->map_kernel should return ERR_PTR on error"))
		return ERR_PTR(-EINVAL);
		if (IS_ERR(vaddr))
		@@ -425,7 +425,7 @@ int ion_alloc(size_t len, unsigned int heap_id_mask, unsigned int flags)
		}
		up_read(&dev->lock);

		if (buffer == NULL)
		if (!buffer)
		return -ENODEV;

		if (IS_ERR(buffer))