Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (87 commits)
  [SCSI] fusion: fix domain validation loops
  [SCSI] qla2xxx: fix regression on sparc64
  [SCSI] modalias for scsi devices
  [SCSI] sg: cap reserved_size values at max_sectors
  [SCSI] BusLogic: stop using check_region
  [SCSI] tgt: fix rdma transfer bugs
  [SCSI] aacraid: fix aacraid not finding device
  [SCSI] aacraid: Correct SMC products in aacraid.txt
  [SCSI] scsi_error.c: Add EH Start Unit retry
  [SCSI] aacraid: [Fastboot] Panics for AACRAID driver during 'insmod' for kexec test.
  [SCSI] ipr: Driver version to 2.3.2
  [SCSI] ipr: Faster sg list fetch
  [SCSI] ipr: Return better qc_issue errors
  [SCSI] ipr: Disrupt device error
  [SCSI] ipr: Improve async error logging level control
  [SCSI] ipr: PCI unblock config access fix
  [SCSI] ipr: Fix for oops following SATA request sense
  [SCSI] ipr: Log error for SAS dual path switch
  [SCSI] ipr: Enable logging of debug error data for all devices
  [SCSI] ipr: Add new PCI-E IDs to device table
  ...

1 files changed, 15 insertions, 14 deletions

diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 7c75771..3f5b9b4 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -25,6 +25,7 @@
 #include <linux/mutex.h>
 #include <linux/kfifo.h>
 #include <linux/delay.h>
+#include <asm/unaligned.h>
 #include <net/tcp.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_device.h>
@@ -269,14 +270,14 @@ invalid_datalen:
 			goto out;
 		}
 
-		senselen = be16_to_cpu(*(__be16 *)data);
+		senselen = be16_to_cpu(get_unaligned((__be16 *) data));
 		if (datalen < senselen)
 			goto invalid_datalen;
 
 		memcpy(sc->sense_buffer, data + 2,
 		       min_t(uint16_t, senselen, SCSI_SENSE_BUFFERSIZE));
 		debug_scsi("copied %d bytes of sense\n",
-			   min(senselen, SCSI_SENSE_BUFFERSIZE));
+			   min_t(uint16_t, senselen, SCSI_SENSE_BUFFERSIZE));
 	}
 
 	if (sc->sc_data_direction == DMA_TO_DEVICE)
@@ -577,7 +578,7 @@ void iscsi_conn_failure(struct iscsi_conn *conn, enum iscsi_err err)
 }
 EXPORT_SYMBOL_GPL(iscsi_conn_failure);
 
-static int iscsi_xmit_imm_task(struct iscsi_conn *conn)
+static int iscsi_xmit_mtask(struct iscsi_conn *conn)
 {
 	struct iscsi_hdr *hdr = conn->mtask->hdr;
 	int rc, was_logout = 0;
@@ -591,6 +592,9 @@ static int iscsi_xmit_imm_task(struct iscsi_conn *conn)
 	if (rc)
 		return rc;
 
+	/* done with this in-progress mtask */
+	conn->mtask = NULL;
+
 	if (was_logout) {
 		set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_tx);
 		return -ENODATA;
@@ -643,11 +647,9 @@ static int iscsi_data_xmit(struct iscsi_conn *conn)
 		conn->ctask = NULL;
 	}
 	if (conn->mtask) {
-		rc = iscsi_xmit_imm_task(conn);
+		rc = iscsi_xmit_mtask(conn);
 	        if (rc)
 		        goto again;
-		/* done with this in-progress mtask */
-		conn->mtask = NULL;
 	}
 
 	/* process immediate first */
@@ -658,12 +660,10 @@ static int iscsi_data_xmit(struct iscsi_conn *conn)
 			list_add_tail(&conn->mtask->running,
 				      &conn->mgmt_run_list);
 			spin_unlock_bh(&conn->session->lock);
-			rc = iscsi_xmit_imm_task(conn);
+			rc = iscsi_xmit_mtask(conn);
 		        if (rc)
 			        goto again;
 	        }
-		/* done with this mtask */
-		conn->mtask = NULL;
 	}
 
 	/* process command queue */
@@ -701,12 +701,10 @@ static int iscsi_data_xmit(struct iscsi_conn *conn)
 			list_add_tail(&conn->mtask->running,
 				      &conn->mgmt_run_list);
 			spin_unlock_bh(&conn->session->lock);
-		        rc = tt->xmit_mgmt_task(conn, conn->mtask);
-			if (rc)
+			rc = iscsi_xmit_mtask(conn);
+		        if (rc)
 			        goto again;
 	        }
-		/* done with this mtask */
-		conn->mtask = NULL;
 	}
 
 	return -ENODATA;
@@ -1523,7 +1521,7 @@ iscsi_conn_setup(struct iscsi_cls_session *cls_session, uint32_t conn_idx)
 	}
 	spin_unlock_bh(&session->lock);
 
-	data = kmalloc(DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH, GFP_KERNEL);
+	data = kmalloc(ISCSI_DEF_MAX_RECV_SEG_LEN, GFP_KERNEL);
 	if (!data)
 		goto login_mtask_data_alloc_fail;
 	conn->login_mtask->data = conn->data = data;
@@ -1597,6 +1595,9 @@ void iscsi_conn_teardown(struct iscsi_cls_conn *cls_conn)
 		wake_up(&conn->ehwait);
 	}
 
+	/* flush queued up work because we free the connection below */
+	scsi_flush_work(session->host);
+
 	spin_lock_bh(&session->lock);
 	kfree(conn->data);
 	kfree(conn->persistent_address);