staging: lustre: fix sparse warnings "Using plain integer as NULL pointer"

fixes all sparse warnings "Using plain integer as NULL pointer"
in drivers/staging/lustre

drivers/staging/lustre/lnet/lnet/api-ni.c:1665:32: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lnet/lnet/api-ni.c:1773:35: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/fld/fld_request.c:171:17: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/llite/llite_lib.c:155:30: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/llite/lproc_llite.c:846:11: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/lov/lov_obd.c:902:48: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/lov/lov_obd.c:946:54: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/lov/lov_obd.c:2819:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/lov/lov_dev.c:456:66: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/mdc_request.c:2426:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/mdc_request.c:2569:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/mdc_request.c:2740:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:175:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:176:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:177:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:178:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:179:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:180:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:181:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:182:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:183:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:185:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:186:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:193:66: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:194:63: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:195:56: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:196:51: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:197:50: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:198:48: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:199:57: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:200:11: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:206:48: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mdc/lproc_mdc.c:207:11: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/mgc/mgc_request.c:199:9: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/obdclass/linux/linux-module.c:331:11: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/obdclass/obd_config.c:1164:53: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/obdclass/obd_config.c:1306:71: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/obdclass/llog_test.c:943:62: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/obdclass/llog_test.c:944:65: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/obdecho/echo_client.c:3116:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/osc/osc_request.c:3424:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/osc/osc_request.c:3548:46: warning: Using plain integer as NULL pointer
drivers/staging/lustre/lustre/osc/osc_request.c:3615:46: warning: Using plain integer as NULL pointer

Signed-off-by: Radek Dostal <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

13 files changed, 42 insertions, 42 deletions

diff --git a/drivers/staging/lustre/lnet/lnet/api-ni.c b/drivers/staging/lustre/lnet/lnet/api-ni.c
index f4a2c65d3c48..b28734a76fac 100644
--- a/drivers/staging/lustre/lnet/lnet/api-ni.c
+++ b/drivers/staging/lustre/lnet/lnet/api-ni.c
@@ -1662,7 +1662,7 @@ lnet_destroy_ping_info(void)
 int
 lnet_ping_target_init(void)
 {
-	lnet_md_t	 md = {0};
+	lnet_md_t	 md = { NULL };
 	lnet_handle_me_t  meh;
 	lnet_process_id_t id;
 	int	       rc;
@@ -1770,7 +1770,7 @@ lnet_ping (lnet_process_id_t id, int timeout_ms, lnet_process_id_t *ids, int n_i
 	lnet_handle_eq_t     eqh;
 	lnet_handle_md_t     mdh;
 	lnet_event_t	 event;
-	lnet_md_t	    md = {0};
+	lnet_md_t	    md = { NULL };
 	int		  which;
 	int		  unlinked = 0;
 	int		  replied = 0;
diff --git a/drivers/staging/lustre/lustre/fld/fld_request.c b/drivers/staging/lustre/lustre/fld/fld_request.c
index 4efded9485f8..8e512f9c3db0 100644
--- a/drivers/staging/lustre/lustre/fld/fld_request.c
+++ b/drivers/staging/lustre/lustre/fld/fld_request.c
@@ -168,7 +168,7 @@ struct lu_fld_hash fld_hash[] = {
 		.fh_scan_func = fld_rrb_scan
 	},
 	{
-		0,
+		NULL,
 	}
 };
 
diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c
index e0d8f15fe4fd..0367f5a2cfe4 100644
--- a/drivers/staging/lustre/lustre/llite/llite_lib.c
+++ b/drivers/staging/lustre/lustre/llite/llite_lib.c
@@ -152,7 +152,7 @@ static void ll_free_sbi(struct super_block *sb)
 static int client_common_fill_super(struct super_block *sb, char *md, char *dt,
 				    struct vfsmount *mnt)
 {
-	struct inode *root = 0;
+	struct inode *root = NULL;
 	struct ll_sb_info *sbi = ll_s2sbi(sb);
 	struct obd_device *obd;
 	struct obd_capa *oc = NULL;
diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c
index 13586c55b570..77f68b507fea 100644
--- a/drivers/staging/lustre/lustre/llite/lproc_llite.c
+++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c
@@ -843,7 +843,7 @@ static struct lprocfs_vars lprocfs_llite_obd_vars[] = {
 	{ "default_cookiesize", &ll_defult_cookiesize_fops, NULL, 0 },
 	{ "sbi_flags",	      &ll_sbi_flags_fops, NULL, 0 },
 	{ "xattr_cache",      &ll_xattr_cache_fops, NULL, 0 },
-	{ 0 }
+	{ NULL }
 };
 
 #define MAX_STRING_SIZE 128
diff --git a/drivers/staging/lustre/lustre/lov/lov_dev.c b/drivers/staging/lustre/lustre/lov/lov_dev.c
index e6d14135ffe6..796a015d070c 100644
--- a/drivers/staging/lustre/lustre/lov/lov_dev.c
+++ b/drivers/staging/lustre/lustre/lov/lov_dev.c
@@ -453,7 +453,7 @@ static int lov_process_config(const struct lu_env *env,
 		case LCFG_LOV_ADD_INA:
 			rc = lov_cl_add_target(env, d, index);
 			if (rc != 0)
-				lov_del_target(d->ld_obd, index, 0, 0);
+				lov_del_target(d->ld_obd, index, NULL, 0);
 			break;
 		case LCFG_LOV_DEL_OBD:
 			lov_cl_del_target(env, d, index);
diff --git a/drivers/staging/lustre/lustre/mdc/lproc_mdc.c b/drivers/staging/lustre/lustre/mdc/lproc_mdc.c
index e6af825eabcb..d1d891b91663 100644
--- a/drivers/staging/lustre/lustre/mdc/lproc_mdc.c
+++ b/drivers/staging/lustre/lustre/mdc/lproc_mdc.c
@@ -172,39 +172,39 @@ LPROC_SEQ_FOPS_RW_TYPE(mdc, import);
 LPROC_SEQ_FOPS_RW_TYPE(mdc, pinger_recov);
 
 static struct lprocfs_vars lprocfs_mdc_obd_vars[] = {
-	{ "uuid",	    &mdc_uuid_fops,		0, 0 },
-	{ "ping",	    &mdc_ping_fops,		0, 0222 },
-	{ "connect_flags",  &mdc_connect_flags_fops,	0, 0 },
-	{ "blocksize",      &mdc_blksize_fops,		0, 0 },
-	{ "kbytestotal",    &mdc_kbytestotal_fops,	0, 0 },
-	{ "kbytesfree",     &mdc_kbytesfree_fops,	0, 0 },
-	{ "kbytesavail",    &mdc_kbytesavail_fops,	0, 0 },
-	{ "filestotal",     &mdc_filestotal_fops,	0, 0 },
-	{ "filesfree",      &mdc_filesfree_fops,	0, 0 },
-	/*{ "filegroups",      lprocfs_rd_filegroups,  0, 0 },*/
-	{ "mds_server_uuid", &mdc_server_uuid_fops,	0, 0 },
-	{ "mds_conn_uuid",  &mdc_conn_uuid_fops,	0, 0 },
+	{ "uuid",		&mdc_uuid_fops,			NULL, 0 },
+	{ "ping",		&mdc_ping_fops,			NULL, 0222 },
+	{ "connect_flags",	&mdc_connect_flags_fops,	NULL, 0 },
+	{ "blocksize",		&mdc_blksize_fops,		NULL, 0 },
+	{ "kbytestotal",	&mdc_kbytestotal_fops,		NULL, 0 },
+	{ "kbytesfree",		&mdc_kbytesfree_fops,		NULL, 0 },
+	{ "kbytesavail",	&mdc_kbytesavail_fops,		NULL, 0 },
+	{ "filestotal",		&mdc_filestotal_fops,		NULL, 0 },
+	{ "filesfree",		&mdc_filesfree_fops,		NULL, 0 },
+	/*{ "filegroups",	lprocfs_rd_filegroups,		NULL, 0 },*/
+	{ "mds_server_uuid",	&mdc_server_uuid_fops,		NULL, 0 },
+	{ "mds_conn_uuid",	&mdc_conn_uuid_fops,		NULL, 0 },
 	/*
 	 * FIXME: below proc entry is provided, but not in used, instead
 	 * sbi->sb_md_brw_size is used, the per obd variable should be used
 	 * when CMD is enabled, and dir pages are managed in MDC layer.
 	 * Remember to enable proc write function.
 	 */
-	{ "max_pages_per_rpc",  &mdc_obd_max_pages_per_rpc_fops, 0, 0 },
-	{ "max_rpcs_in_flight", &mdc_max_rpcs_in_flight_fops, 0, 0 },
-	{ "timeouts",		&mdc_timeouts_fops,    0, 0 },
-	{ "import",		&mdc_import_fops, 0 },
-	{ "state",		&mdc_state_fops, 0, 0 },
-	{ "hsm_nl",		&mdc_kuc_fops, 0, 0200 },
-	{ "pinger_recov",	&mdc_pinger_recov_fops, 0, 0 },
-	{ 0 }
+	{ "max_pages_per_rpc",	&mdc_obd_max_pages_per_rpc_fops, NULL, 0 },
+	{ "max_rpcs_in_flight",	&mdc_max_rpcs_in_flight_fops,	NULL, 0 },
+	{ "timeouts",		&mdc_timeouts_fops,		NULL, 0 },
+	{ "import",		&mdc_import_fops,		NULL, 0 },
+	{ "state",		&mdc_state_fops,		NULL, 0 },
+	{ "hsm_nl",		&mdc_kuc_fops,			NULL, 0200 },
+	{ "pinger_recov",	&mdc_pinger_recov_fops,		NULL, 0 },
+	{ NULL }
 };
 
 LPROC_SEQ_FOPS_RO_TYPE(mdc, numrefs);
 
 static struct lprocfs_vars lprocfs_mdc_module_vars[] = {
-	{ "num_refs",	&mdc_numrefs_fops,     0, 0 },
-	{ 0 }
+	{ "num_refs",		&mdc_numrefs_fops,		NULL, 0 },
+	{ NULL }
 };
 
 void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars)
diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c
index 185fe66c18a3..4a1cc4eb73d5 100644
--- a/drivers/staging/lustre/lustre/mdc/mdc_request.c
+++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c
@@ -2423,7 +2423,7 @@ struct ldlm_valblock_ops inode_lvbo = {
 static int mdc_setup(struct obd_device *obd, struct lustre_cfg *cfg)
 {
 	struct client_obd *cli = &obd->u.cli;
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	int rc;
 
 	OBD_ALLOC(cli->cl_rpc_lock, sizeof (*cli->cl_rpc_lock));
@@ -2566,7 +2566,7 @@ static int mdc_llog_finish(struct obd_device *obd, int count)
 static int mdc_process_config(struct obd_device *obd, obd_count len, void *buf)
 {
 	struct lustre_cfg *lcfg = buf;
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	int rc = 0;
 
 	lprocfs_mdc_init_vars(&lvars);
@@ -2737,7 +2737,7 @@ struct md_ops mdc_md_ops = {
 int __init mdc_init(void)
 {
 	int rc;
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	lprocfs_mdc_init_vars(&lvars);
 
 	rc = class_register_type(&mdc_obd_ops, &mdc_md_ops, lvars.module_vars,
diff --git a/drivers/staging/lustre/lustre/mgc/mgc_request.c b/drivers/staging/lustre/lustre/mgc/mgc_request.c
index 46a7d767e828..f520591d5784 100644
--- a/drivers/staging/lustre/lustre/mgc/mgc_request.c
+++ b/drivers/staging/lustre/lustre/mgc/mgc_request.c
@@ -197,7 +197,7 @@ struct config_llog_data *do_config_log_add(struct obd_device *obd,
 	int		      rc;
 
 	CDEBUG(D_MGC, "do adding config log %s:%p\n", logname,
-	       cfg ? cfg->cfg_instance : 0);
+	       cfg ? cfg->cfg_instance : NULL);
 
 	OBD_ALLOC(cld, sizeof(*cld) + strlen(logname) + 1);
 	if (!cld)
diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c
index 1de1c650cf22..9ce3d36c685d 100644
--- a/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c
+++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c
@@ -328,7 +328,7 @@ struct lprocfs_vars lprocfs_base[] = {
 	{ "jobid_var", &obd_proc_jobid_var_fops },
 	{ .name =	"jobid_name",
 	  .fops =	&obd_proc_jobid_name_fops},
-	{ 0 }
+	{ NULL }
 };
 
 static void *obd_device_list_seq_start(struct seq_file *p, loff_t *pos)
diff --git a/drivers/staging/lustre/lustre/obdclass/llog_test.c b/drivers/staging/lustre/lustre/obdclass/llog_test.c
index 6791d0263b11..ef008abd331c 100644
--- a/drivers/staging/lustre/lustre/obdclass/llog_test.c
+++ b/drivers/staging/lustre/lustre/obdclass/llog_test.c
@@ -940,8 +940,8 @@ cleanup_ctxt:
 }
 
 #if defined (CONFIG_PROC_FS)
-static struct lprocfs_vars lprocfs_llog_test_obd_vars[] = { {0} };
-static struct lprocfs_vars lprocfs_llog_test_module_vars[] = { {0} };
+static struct lprocfs_vars lprocfs_llog_test_obd_vars[] = { { NULL } };
+static struct lprocfs_vars lprocfs_llog_test_module_vars[] = { { NULL } };
 static void lprocfs_llog_test_init_vars(struct lprocfs_static_vars *lvars)
 {
     lvars->module_vars  = lprocfs_llog_test_module_vars;
diff --git a/drivers/staging/lustre/lustre/obdclass/obd_config.c b/drivers/staging/lustre/lustre/obdclass/obd_config.c
index 3acb1a86cfc7..0d81d3232f31 100644
--- a/drivers/staging/lustre/lustre/obdclass/obd_config.c
+++ b/drivers/staging/lustre/lustre/obdclass/obd_config.c
@@ -1161,7 +1161,7 @@ int class_process_config(struct lustre_cfg *lcfg)
 		char *tmp;
 		/* llite has no obd */
 		if ((class_match_param(lustre_cfg_string(lcfg, 1),
-				       PARAM_LLITE, 0) == 0) &&
+				       PARAM_LLITE, NULL) == 0) &&
 		    client_process_config) {
 			err = (*client_process_config)(lcfg);
 			GOTO(out, err);
@@ -1303,8 +1303,8 @@ int class_process_proc_param(char *prefix, struct lprocfs_vars *lvars,
 		/* Search proc entries */
 		while (lvars[j].name) {
 			var = &lvars[j];
-			if (class_match_param(key, (char *)var->name, 0) == 0 &&
-			    keylen == strlen(var->name)) {
+			if (class_match_param(key, (char *)var->name, NULL) == 0
+			    && keylen == strlen(var->name)) {
 				matched++;
 				rc = -EROFS;
 				if (var->fops && var->fops->write) {
diff --git a/drivers/staging/lustre/lustre/obdecho/echo_client.c b/drivers/staging/lustre/lustre/obdecho/echo_client.c
index b3428d972545..f1847f3f579d 100644
--- a/drivers/staging/lustre/lustre/obdecho/echo_client.c
+++ b/drivers/staging/lustre/lustre/obdecho/echo_client.c
@@ -3113,7 +3113,7 @@ static struct obd_ops echo_client_obd_ops = {
 
 int echo_client_init(void)
 {
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	int rc;
 
 	lprocfs_echo_init_vars(&lvars);
diff --git a/drivers/staging/lustre/lustre/osc/osc_request.c b/drivers/staging/lustre/lustre/osc/osc_request.c
index 5028e77bf8bf..fb0d9fb9cebc 100644
--- a/drivers/staging/lustre/lustre/osc/osc_request.c
+++ b/drivers/staging/lustre/lustre/osc/osc_request.c
@@ -3421,7 +3421,7 @@ static int brw_queue_work(const struct lu_env *env, void *data)
 
 int osc_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
 {
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	struct client_obd	  *cli = &obd->u.cli;
 	void		       *handler;
 	int			rc;
@@ -3545,7 +3545,7 @@ int osc_cleanup(struct obd_device *obd)
 
 int osc_process_config_base(struct obd_device *obd, struct lustre_cfg *lcfg)
 {
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	int rc = 0;
 
 	lprocfs_osc_init_vars(&lvars);
@@ -3612,7 +3612,7 @@ extern struct lock_class_key osc_ast_guard_class;
 
 int __init osc_init(void)
 {
-	struct lprocfs_static_vars lvars = { 0 };
+	struct lprocfs_static_vars lvars = { NULL };
 	int rc;
 
 	/* print an address of _any_ initialized kernel symbol from this