nvme-common: add module description

Add MODULE_DESCRIPTION() in order to remove warnings & get clean build:-

WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/nvme/common/nvme-auth.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/nvme/common/nvme-keyring.o

Signed-off-by: Chaitanya Kulkarni <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Reviewed-by: Sagi Grimberg <[email protected]>
Signed-off-by: Keith Busch <[email protected]>

Author: Chaitanya Kulkarni

drivers/nvme/common/auth.c

@@ -471,4 +471,5 @@ int nvme_auth_generate_key(u8 *secret, struct nvme_dhchap_key **ret_key)
 }
 EXPORT_SYMBOL_GPL(nvme_auth_generate_key);
 
+MODULE_DESCRIPTION("NVMe Authentication framework");
 MODULE_LICENSE("GPL v2");

drivers/nvme/common/keyring.c

@@ -181,5 +181,6 @@ static void __exit nvme_keyring_exit(void)
 
 MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Hannes Reinecke <[email protected]>");
+MODULE_DESCRIPTION("NVMe Keyring implementation");
 module_init(nvme_keyring_init);
 module_exit(nvme_keyring_exit);