From: Valentine Fatiev <valentinef@nvidia.com>
Subject: [PATCH] BACKPORT: drivers/nvme/target/auth.c

Change-Id: Ia102aba65406155ea270605f73c2ecd7c7ebe4b0
---
 drivers/nvme/target/auth.c | 8 ++++++++
 1 file changed, 8 insertions(+)

--- a/drivers/nvme/target/auth.c
+++ b/drivers/nvme/target/auth.c
@@ -4,6 +4,12 @@
  * Copyright (c) 2020 Hannes Reinecke, SUSE Software Solutions.
  * All rights reserved.
  */
+
+#ifdef HAVE_NVME_AUTH_TRANSFORM_KEY_DHCHAP
+
+#ifdef pr_fmt
+#undef pr_fmt
+#endif
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 #include <linux/module.h>
 #include <linux/init.h>
@@ -529,3 +535,5 @@ int nvmet_auth_ctrl_sesskey(struct nvmet
 
 	return ret;
 }
+
+#endif
