X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fstaging%2Flustre%2Flustre%2Fptlrpc%2Fgss%2Fgss_keyring.c;h=188dbbfbd2f495c3aeee906f71ae51900abfef71;hb=640414171818c6293c23e74a28d1c69b2a1a7fe5;hp=bb571ae51054567c3d455b7b196dd552956d169e;hpb=3aba952706c2f1e5f05987be0cda716ecf2b5d55;p=karo-tx-linux.git

diff --git a/drivers/staging/lustre/lustre/ptlrpc/gss/gss_keyring.c b/drivers/staging/lustre/lustre/ptlrpc/gss/gss_keyring.c
index bb571ae51054..188dbbfbd2f4 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/gss/gss_keyring.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/gss/gss_keyring.c
@@ -524,7 +524,6 @@ void rvs_sec_install_root_ctx_kr(struct ptlrpc_sec *sec,
 	struct gss_sec_keyring *gsec_kr = sec2gsec_keyring(sec);
 	struct ptlrpc_cli_ctx  *ctx;
 	cfs_time_t	      now;
-	ENTRY;
 
 	LASSERT(sec_is_reverse(sec));
 
@@ -569,11 +568,10 @@ struct ptlrpc_sec * gss_sec_create_kr(struct obd_import *imp,
 				      struct sptlrpc_flavor *sf)
 {
 	struct gss_sec_keyring  *gsec_kr;
-	ENTRY;
 
 	OBD_ALLOC(gsec_kr, sizeof(*gsec_kr));
 	if (gsec_kr == NULL)
-		RETURN(NULL);
+		return NULL;
 
 	INIT_HLIST_HEAD(&gsec_kr->gsk_clist);
 	gsec_kr->gsk_root_ctx = NULL;
@@ -592,11 +590,11 @@ struct ptlrpc_sec * gss_sec_create_kr(struct obd_import *imp,
 		goto err_free;
 	}
 
-	RETURN(&gsec_kr->gsk_base.gs_base);
+	return &gsec_kr->gsk_base.gs_base;
 
 err_free:
 	OBD_FREE(gsec_kr, sizeof(*gsec_kr));
-	RETURN(NULL);
+	return NULL;
 }
 
 static
@@ -683,7 +681,6 @@ struct ptlrpc_cli_ctx * gss_sec_lookup_ctx_kr(struct ptlrpc_sec *sec,
 	char		    *coinfo;
 	int		      coinfo_size;
 	char		    *co_flags = "";
-	ENTRY;
 
 	LASSERT(imp != NULL);
 
@@ -697,7 +694,7 @@ struct ptlrpc_cli_ctx * gss_sec_lookup_ctx_kr(struct ptlrpc_sec *sec,
 		 * always succeed.
 		 */
 		if (ctx || sec_is_reverse(sec))
-			RETURN(ctx);
+			return ctx;
 	}
 
 	LASSERT(create != 0);
@@ -821,7 +818,7 @@ struct ptlrpc_cli_ctx * gss_sec_lookup_ctx_kr(struct ptlrpc_sec *sec,
 out:
 	if (is_root)
 		mutex_unlock(&gsec_kr->gsk_root_uc_lock);
-	RETURN(ctx);
+	return ctx;
 }
 
 static
@@ -891,7 +888,6 @@ void flush_spec_ctx_cache_kr(struct ptlrpc_sec *sec,
 	struct hlist_head	freelist = HLIST_HEAD_INIT;
 	struct hlist_node      *next;
 	struct ptlrpc_cli_ctx  *ctx;
-	ENTRY;
 
 	gsec_kr = sec2gsec_keyring(sec);
 
@@ -930,15 +926,12 @@ void flush_spec_ctx_cache_kr(struct ptlrpc_sec *sec,
 	spin_unlock(&sec->ps_lock);
 
 	dispose_ctx_list_kr(&freelist);
-	EXIT;
 }
 
 static
 int gss_sec_flush_ctx_cache_kr(struct ptlrpc_sec *sec,
 			       uid_t uid, int grace, int force)
 {
-	ENTRY;
-
 	CDEBUG(D_SEC, "sec %p(%d, nctx %d), uid %d, grace %d, force %d\n",
 	       sec, atomic_read(&sec->ps_refcount),
 	       atomic_read(&sec->ps_nctx),
@@ -949,7 +942,7 @@ int gss_sec_flush_ctx_cache_kr(struct ptlrpc_sec *sec,
 	else
 		flush_spec_ctx_cache_kr(sec, uid, grace, force);
 
-	RETURN(0);
+	return 0;
 }
 
 static
@@ -959,7 +952,6 @@ void gss_sec_gc_ctx_kr(struct ptlrpc_sec *sec)
 	struct hlist_head	freelist = HLIST_HEAD_INIT;
 	struct hlist_node      *next;
 	struct ptlrpc_cli_ctx  *ctx;
-	ENTRY;
 
 	CWARN("running gc\n");
 
@@ -981,8 +973,6 @@ void gss_sec_gc_ctx_kr(struct ptlrpc_sec *sec)
 	spin_unlock(&sec->ps_lock);
 
 	dispose_ctx_list_kr(&freelist);
-	EXIT;
-	return;
 }
 
 static
@@ -993,7 +983,6 @@ int gss_sec_display_kr(struct ptlrpc_sec *sec, struct seq_file *seq)
 	struct ptlrpc_cli_ctx  *ctx;
 	struct gss_cli_ctx     *gctx;
 	time_t		  now = cfs_time_current_sec();
-	ENTRY;
 
 	spin_lock(&sec->ps_lock);
 	hlist_for_each_entry_safe(ctx, next,
@@ -1032,7 +1021,7 @@ int gss_sec_display_kr(struct ptlrpc_sec *sec, struct seq_file *seq)
 	}
 	spin_unlock(&sec->ps_lock);
 
-	RETURN(0);
+	return 0;
 }
 
 /****************************************
@@ -1148,16 +1137,15 @@ static
 int gss_kt_instantiate(struct key *key, const void *data, size_t datalen)
 {
 	int	     rc;
-	ENTRY;
 
 	if (data != NULL || datalen != 0) {
 		CERROR("invalid: data %p, len %lu\n", data, (long)datalen);
-		RETURN(-EINVAL);
+		return -EINVAL;
 	}
 
 	if (key->payload.data != 0) {
 		CERROR("key already have payload\n");
-		RETURN(-EINVAL);
+		return -EINVAL;
 	}
 
 	/* link the key to session keyring, so following context negotiation
@@ -1179,11 +1167,11 @@ int gss_kt_instantiate(struct key *key, const void *data, size_t datalen)
 		CERROR("failed to link key %08x to keyring %08x: %d\n",
 		       key->serial,
 		       key_tgcred(current)->session_keyring->serial, rc);
-		RETURN(rc);
+		return rc;
 	}
 
 	CDEBUG(D_SEC, "key %p instantiated, ctx %p\n", key, key->payload.data);
-	RETURN(0);
+	return 0;
 }
 
 /*
@@ -1198,11 +1186,10 @@ int gss_kt_update(struct key *key, const void *data, size_t datalen)
 	rawobj_t		 tmpobj = RAWOBJ_EMPTY;
 	__u32		    datalen32 = (__u32) datalen;
 	int		      rc;
-	ENTRY;
 
 	if (data == NULL || datalen == 0) {
 		CWARN("invalid: data %p, len %lu\n", data, (long)datalen);
-		RETURN(-EINVAL);
+		return -EINVAL;
 	}
 
 	/* if upcall finished negotiation too fast (mostly likely because
@@ -1216,9 +1203,9 @@ int gss_kt_update(struct key *key, const void *data, size_t datalen)
 
 		rc = key_validate(key);
 		if (rc == 0)
-			RETURN(-EAGAIN);
+			return -EAGAIN;
 		else
-			RETURN(rc);
+			return rc;
 	}
 
 	LASSERT(atomic_read(&ctx->cc_refcount) > 0);
@@ -1229,7 +1216,7 @@ int gss_kt_update(struct key *key, const void *data, size_t datalen)
 	/* don't proceed if already refreshed */
 	if (cli_ctx_is_refreshed(ctx)) {
 		CWARN("ctx already done refresh\n");
-		RETURN(0);
+		return 0;
 	}
 
 	sptlrpc_cli_ctx_get(ctx);
@@ -1304,7 +1291,7 @@ out:
 
 	/* let user space think it's a success */
 	sptlrpc_cli_ctx_put(ctx, 1);
-	RETURN(0);
+	return 0;
 }
 
 static
@@ -1316,10 +1303,8 @@ int gss_kt_match(const struct key *key, const void *desc)
 static
 void gss_kt_destroy(struct key *key)
 {
-	ENTRY;
 	LASSERT(key->payload.data == NULL);
 	CDEBUG(D_SEC, "destroy key %p\n", key);
-	EXIT;
 }
 
 static