From db5d1c3ccc37d1f2066f5dc1f1c9c91a2f1f2956 Mon Sep 17 00:00:00 2001
From: Andy Grover <agrover@redhat.com>
Date: Tue, 28 May 2013 16:55:20 -0700
Subject: [PATCH] target: Make virtual_lun0 a nullio device
Nobody should be expecting to read or write virtual_lun0.
Signed-off-by: Andy Grover <agrover@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
---
drivers/target/target_core_device.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index ed679c9420c53..8f4142fe5f19f 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -1544,7 +1544,7 @@ int core_dev_setup_virtual_lun0(void)
{
struct se_hba *hba;
struct se_device *dev;
- char buf[16];
+ char buf[] = "rd_pages=8,rd_nullio=1";
int ret;
hba = core_alloc_hba("rd_mcp", 0, HBA_FLAGS_INTERNAL_USE);
@@ -1557,8 +1557,6 @@ int core_dev_setup_virtual_lun0(void)
goto out_free_hba;
}
- memset(buf, 0, 16);
- sprintf(buf, "rd_pages=8");
hba->transport->set_configfs_dev_params(dev, buf, sizeof(buf));
ret = target_configure_device(dev);
--
2.39.5