scsi: lpfc: Fix lpfc_cpumask_of_node_init()

Fix the following kernel warning:

cpumask_of_node(-1): (unsigned)node >= nr_node_ids(1)

Fixes: dcaa213 ("scsi: lpfc: Change default IRQ model on AMD architectures")
Link: https://lore.kernel.org/r/20191108225947.1395-1-jsmart2021@gmail.com
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/lpfc/lpfc_init.c

@@ -6005,19 +6005,13 @@ static void
 lpfc_cpumask_of_node_init(struct lpfc_hba *phba)
 {
 	unsigned int cpu, numa_node;
-	struct cpumask *numa_mask = NULL;
-
-#ifdef CONFIG_NUMA
-	numa_node = phba->pcidev->dev.numa_node;
-#else
-	numa_node = NUMA_NO_NODE;
-#endif
-	numa_mask = &phba->sli4_hba.numa_mask;
+	struct cpumask *numa_mask = &phba->sli4_hba.numa_mask;
 
 	cpumask_clear(numa_mask);
 
 	/* Check if we're a NUMA architecture */
-	if (!cpumask_of_node(numa_node))
+	numa_node = dev_to_node(&phba->pcidev->dev);
+	if (numa_node == NUMA_NO_NODE)
 		return;
 
 	for_each_possible_cpu(cpu)