Merge branch 'scsi-target-for-v4.10' of...

Merge branch 'scsi-target-for-v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/bvanassche/linux

Pull scsi target cleanups from Bart Van Assche:
 "The changes here are:

   - a few small bug fixes for the iSCSI and user space target drivers.

   - minimize the target build time by about 30% by rearranging #include
     directives

   - fix the second argument passed to percpu_ida_alloc()

   - reduce the number of false positive warnings reported by sparse

  These patches pass Wu Fengguang's build bot tests and also the
  linux-next tests"

* 'scsi-target-for-v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/bvanassche/linux:
  iscsi-target: Return error if unable to add network portal
  target: Fix spelling mistake and unwrap multi-line text
  target/iscsi: Fix double free in lio_target_tiqn_addtpg()
  target/user: Fix use-after-free of tcmu_cmds if they are expired
  target: Minimize #include directives
  target/user: Add an #include directive
  cxgbit: Add an #include directive
  ibmvscsi_tgt: Add two #include directives
  sbp-target: Add an #include directive
  qla2xxx: Add an #include directive
  configfs: Minimize #include directives
  usb: gadget: Fix second argument of percpu_ida_alloc()
  sbp-target: Fix second argument of percpu_ida_alloc()
  target/user: Fix a data type in tcmu_queue_cmd()
  target: Use NULL instead of 0 to represent a pointer

drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c

@@ -30,6 +30,7 @@
 #include <linux/types.h>
 #include <linux/list.h>
 #include <linux/string.h>
+#include <linux/delay.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>

drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.h

@@ -26,6 +26,7 @@
 #ifndef __H_IBMVSCSI_TGT
 #define __H_IBMVSCSI_TGT
 
+#include <linux/interrupt.h>
 #include "libsrp.h"
 
 #define SYS_ID_NAME_LEN		64

drivers/scsi/qla2xxx/qla_isr.c

@@ -9,6 +9,7 @@
 
 #include <linux/delay.h>
 #include <linux/slab.h>
+#include <linux/t10-pi.h>
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsi_bsg_fc.h>
 #include <scsi/scsi_eh.h>

drivers/target/iscsi/cxgbit/cxgbit_target.c

@@ -9,6 +9,7 @@
 #include <linux/workqueue.h>
 #include <linux/kthread.h>
 #include <asm/unaligned.h>
+#include <net/tcp.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
 #include "cxgbit.h"

drivers/target/iscsi/iscsi_target.c

@@ -23,7 +23,9 @@
 #include <linux/module.h>
 #include <linux/vmalloc.h>
 #include <linux/idr.h>
+#include <linux/delay.h>
 #include <asm/unaligned.h>
+#include <net/ipv6.h>
 #include <scsi/scsi_proto.h>
 #include <scsi/iscsi_proto.h>
 #include <scsi/scsi_tcq.h>

drivers/target/iscsi/iscsi_target.h

 #ifndef ISCSI_TARGET_H
 #define ISCSI_TARGET_H
 
+#include <linux/types.h>
+#include <linux/spinlock.h>
+
+struct iscsi_cmd;
+struct iscsi_conn;
+struct iscsi_np;
+struct iscsi_portal_group;
+struct iscsi_session;
+struct iscsi_tpg_np;
+struct kref;
+struct sockaddr_storage;
+
 extern struct iscsi_tiqn *iscsit_get_tiqn_for_login(unsigned char *);
 extern struct iscsi_tiqn *iscsit_get_tiqn(unsigned char *, int);
 extern void iscsit_put_tiqn_for_login(struct iscsi_tiqn *);

drivers/target/iscsi/iscsi_target_auth.c

@@ -20,8 +20,8 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/err.h>
+#include <linux/random.h>
 #include <linux/scatterlist.h>
-
 #include <target/iscsi/iscsi_target_core.h>
 #include "iscsi_target_nego.h"
 #include "iscsi_target_auth.h"

drivers/target/iscsi/iscsi_target_auth.h

 #ifndef _ISCSI_CHAP_H_
 #define _ISCSI_CHAP_H_
 
+#include <linux/types.h>
+
 #define CHAP_DIGEST_UNKNOWN	0
 #define CHAP_DIGEST_MD5		5
 #define CHAP_DIGEST_SHA		6
@@ -18,6 +20,9 @@
 #define CHAP_STAGE_CLIENT_NRIC	4
 #define CHAP_STAGE_SERVER_NR	5
 
+struct iscsi_node_auth;
+struct iscsi_conn;
+
 extern u32 chap_main_loop(struct iscsi_conn *, struct iscsi_node_auth *, char *, char *,
 				int *, int *);
 

drivers/target/iscsi/iscsi_target_configfs.c

@@ -21,10 +21,11 @@
 #include <linux/ctype.h>
 #include <linux/export.h>
 #include <linux/inet.h>
+#include <linux/module.h>
+#include <net/ipv6.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
 #include <target/iscsi/iscsi_transport.h>
-
 #include <target/iscsi/iscsi_target_core.h>
 #include "iscsi_target_parameters.h"
 #include "iscsi_target_device.h"
@@ -100,8 +101,10 @@ static ssize_t lio_target_np_driver_store(struct config_item *item,
 
 		tpg_np_new = iscsit_tpg_add_network_portal(tpg,
 					&np->np_sockaddr, tpg_np, type);
-		if (IS_ERR(tpg_np_new))
+		if (IS_ERR(tpg_np_new)) {
+			rc = PTR_ERR(tpg_np_new);
 			goto out;
+		}
 	} else {
 		tpg_np_new = iscsit_tpg_locate_child_np(tpg_np, type);
 		if (tpg_np_new) {

drivers/target/iscsi/iscsi_target_datain_values.c

@@ -16,8 +16,8 @@
  * GNU General Public License for more details.
  ******************************************************************************/
 
+#include <linux/slab.h>
 #include <scsi/iscsi_proto.h>
-
 #include <target/iscsi/iscsi_target_core.h>
 #include "iscsi_target_seq_pdu_list.h"
 #include "iscsi_target_erl1.h"

drivers/target/iscsi/iscsi_target_datain_values.h

 #ifndef ISCSI_TARGET_DATAIN_VALUES_H
 #define ISCSI_TARGET_DATAIN_VALUES_H
 
+struct iscsi_cmd;
+struct iscsi_datain;
+
 extern struct iscsi_datain_req *iscsit_allocate_datain_req(void);
 extern void iscsit_attach_datain_req(struct iscsi_cmd *, struct iscsi_datain_req *);
 extern void iscsit_free_datain_req(struct iscsi_cmd *, struct iscsi_datain_req *);

drivers/target/iscsi/iscsi_target_device.h

 #ifndef ISCSI_TARGET_DEVICE_H
 #define ISCSI_TARGET_DEVICE_H
 
+struct iscsi_cmd;
+struct iscsi_session;
+
 extern void iscsit_determine_maxcmdsn(struct iscsi_session *);
 extern void iscsit_increment_maxcmdsn(struct iscsi_cmd *, struct iscsi_session *);
 

drivers/target/iscsi/iscsi_target_erl0.h

 #ifndef ISCSI_TARGET_ERL0_H
 #define ISCSI_TARGET_ERL0_H
 
+#include <linux/types.h>
+
+struct iscsi_cmd;
+struct iscsi_conn;
+struct iscsi_session;
+
 extern void iscsit_set_dataout_sequence_values(struct iscsi_cmd *);
 extern int iscsit_check_pre_dataout(struct iscsi_cmd *, unsigned char *);
 extern int iscsit_check_post_dataout(struct iscsi_cmd *, unsigned char *, u8);

drivers/target/iscsi/iscsi_target_erl1.c

@@ -17,6 +17,7 @@
  ******************************************************************************/
 
 #include <linux/list.h>
+#include <linux/slab.h>
 #include <scsi/iscsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>

drivers/target/iscsi/iscsi_target_erl1.h

 #ifndef ISCSI_TARGET_ERL1_H
 #define ISCSI_TARGET_ERL1_H
 
+#include <linux/types.h>
+#include <scsi/iscsi_proto.h> /* itt_t */
+
+struct iscsi_cmd;
+struct iscsi_conn;
+struct iscsi_datain_req;
+struct iscsi_ooo_cmdsn;
+struct iscsi_pdu;
+struct iscsi_session;
+
 extern int iscsit_dump_data_payload(struct iscsi_conn *, u32, int);
 extern int iscsit_create_recovery_datain_values_datasequenceinorder_yes(
 			struct iscsi_cmd *, struct iscsi_datain_req *);

drivers/target/iscsi/iscsi_target_erl2.c

@@ -17,6 +17,7 @@
  * GNU General Public License for more details.
  ******************************************************************************/
 
+#include <linux/slab.h>
 #include <scsi/iscsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>

drivers/target/iscsi/iscsi_target_erl2.h

 #ifndef ISCSI_TARGET_ERL2_H
 #define ISCSI_TARGET_ERL2_H
 
+#include <linux/types.h>
+
+struct iscsi_cmd;
+struct iscsi_conn;
+struct iscsi_conn_recovery;
+struct iscsi_session;
+
 extern void iscsit_create_conn_recovery_datain_values(struct iscsi_cmd *, __be32);
 extern void iscsit_create_conn_recovery_dataout_values(struct iscsi_cmd *);
 extern struct iscsi_conn_recovery *iscsit_get_inactive_connection_recovery_entry(

drivers/target/iscsi/iscsi_target_login.c

@@ -20,6 +20,8 @@
 #include <linux/string.h>
 #include <linux/kthread.h>
 #include <linux/idr.h>
+#include <linux/tcp.h>        /* TCP_NODELAY */
+#include <net/ipv6.h>         /* ipv6_addr_v4mapped() */
 #include <scsi/iscsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>

drivers/target/iscsi/iscsi_target_login.h

 #ifndef ISCSI_TARGET_LOGIN_H
 #define ISCSI_TARGET_LOGIN_H
 
+#include <linux/types.h>
+
+struct iscsi_conn;
+struct iscsi_login;
+struct iscsi_np;
+struct sockaddr_storage;
+
 extern int iscsi_login_setup_crypto(struct iscsi_conn *);
 extern int iscsi_check_for_session_reinstatement(struct iscsi_conn *);
 extern int iscsi_login_post_auth_non_zero_tsih(struct iscsi_conn *, u16, u32);

drivers/target/iscsi/iscsi_target_nego.c

@@ -18,6 +18,8 @@
 
 #include <linux/ctype.h>
 #include <linux/kthread.h>
+#include <linux/slab.h>
+#include <net/sock.h>
 #include <scsi/iscsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>