diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index fbfb64ba447d..ff3abc577a25 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -6117,39 +6117,31 @@ void pci_reassigndev_resource_alignment(struct pci_dev *dev)
 	}
 }
 
-static ssize_t pci_set_resource_alignment_param(const char *buf, size_t count)
-{
-	spin_lock(&resource_alignment_lock);
-
-	kfree(resource_alignment_param);
-	resource_alignment_param = kstrndup(buf, count, GFP_KERNEL);
-
-	spin_unlock(&resource_alignment_lock);
-
-	return resource_alignment_param ? count : -ENOMEM;
-}
-
-static ssize_t pci_get_resource_alignment_param(char *buf, size_t size)
+static ssize_t resource_alignment_show(struct bus_type *bus, char *buf)
 {
 	size_t count = 0;
 
 	spin_lock(&resource_alignment_lock);
 	if (resource_alignment_param)
-		count = snprintf(buf, size, "%s", resource_alignment_param);
+		count = snprintf(buf, PAGE_SIZE, "%s", resource_alignment_param);
 	spin_unlock(&resource_alignment_lock);
 
 	return count;
 }
 
-static ssize_t resource_alignment_show(struct bus_type *bus, char *buf)
-{
-	return pci_get_resource_alignment_param(buf, PAGE_SIZE);
-}
-
 static ssize_t resource_alignment_store(struct bus_type *bus,
 					const char *buf, size_t count)
 {
-	return pci_set_resource_alignment_param(buf, count);
+	char *param = kstrndup(buf, count, GFP_KERNEL);
+
+	if (!param)
+		return -ENOMEM;
+
+	spin_lock(&resource_alignment_lock);
+	kfree(resource_alignment_param);
+	resource_alignment_param = param;
+	spin_unlock(&resource_alignment_lock);
+	return count;
 }
 
 static BUS_ATTR_RW(resource_alignment);