Merge tag 'nvme-5.17-2022-01-27' of git://git.infradead.org/nvme into block-5.17

Pull NVMe fixes from Christoph:

"nvme fixes for Linux 5.17

 - add the IGNORE_DEV_SUBNQN quirk for Intel P4500/P4600 SSDs (Wu Zheng)
 - remove the unneeded ret variable in nvmf_dev_show (Changcheng Deng)"

* tag 'nvme-5.17-2022-01-27' of git://git.infradead.org/nvme:
  nvme-fabrics: remove the unneeded ret variable in nvmf_dev_show
  nvme-pci: add the IGNORE_DEV_SUBNQN quirk for Intel P4500/P4600 SSDs

Author: axboe

drivers/nvme/host/fabrics.c

@@ -1092,7 +1092,6 @@ static void __nvmf_concat_opt_tokens(struct seq_file *seq_file)
 static int nvmf_dev_show(struct seq_file *seq_file, void *private)
 {
 	struct nvme_ctrl *ctrl;
-	int ret = 0;
 
 	mutex_lock(&nvmf_dev_mutex);
 	ctrl = seq_file->private;
@@ -1106,7 +1105,7 @@ static int nvmf_dev_show(struct seq_file *seq_file, void *private)
 
 out_unlock:
 	mutex_unlock(&nvmf_dev_mutex);
-	return ret;
+	return 0;
 }
 
 static int nvmf_dev_open(struct inode *inode, struct file *file)

drivers/nvme/host/pci.c

@@ -3391,7 +3391,8 @@ static const struct pci_device_id nvme_id_table[] = {
 				NVME_QUIRK_DEALLOCATE_ZEROES, },
 	{ PCI_VDEVICE(INTEL, 0x0a54),	/* Intel P4500/P4600 */
 		.driver_data = NVME_QUIRK_STRIPE_SIZE |
-				NVME_QUIRK_DEALLOCATE_ZEROES, },
+				NVME_QUIRK_DEALLOCATE_ZEROES |
+				NVME_QUIRK_IGNORE_DEV_SUBNQN, },
 	{ PCI_VDEVICE(INTEL, 0x0a55),	/* Dell Express Flash P4600 */
 		.driver_data = NVME_QUIRK_STRIPE_SIZE |
 				NVME_QUIRK_DEALLOCATE_ZEROES, },