diff --git a/cmd/frostfs-adm/internal/modules/morph/initialize/initialize_test.go b/cmd/frostfs-adm/internal/modules/morph/initialize/initialize_test.go
index e39c7356..6c52aa2a 100644
--- a/cmd/frostfs-adm/internal/modules/morph/initialize/initialize_test.go
+++ b/cmd/frostfs-adm/internal/modules/morph/initialize/initialize_test.go
@@ -53,7 +53,7 @@ func TestInitialize(t *testing.T) {
 		testInitialize(t, constants.MaxAlphabetNodes)
 	})
 	t.Run("too many nodes", func(t *testing.T) {
-		require.ErrorIs(t, generateTestData(t, t.TempDir(), constants.MaxAlphabetNodes+1), helper.ErrTooManyAlphabetNodes)
+		require.ErrorIs(t, generateTestData(t.TempDir(), constants.MaxAlphabetNodes+1), helper.ErrTooManyAlphabetNodes)
 	})
 }
 
@@ -61,7 +61,7 @@ func testInitialize(t *testing.T, committeeSize int) {
 	testdataDir := t.TempDir()
 	v := viper.GetViper()
 
-	require.NoError(t, generateTestData(t, testdataDir, committeeSize))
+	require.NoError(t, generateTestData(testdataDir, committeeSize))
 	v.Set(constants.ProtoConfigPath, filepath.Join(testdataDir, protoFileName))
 
 	// Set to the path or remove the next statement to download from the network.
@@ -98,7 +98,7 @@ func testInitialize(t *testing.T, committeeSize int) {
 	})
 }
 
-func generateTestData(t *testing.T, dir string, size int) error {
+func generateTestData(dir string, size int) error {
 	v := viper.GetViper()
 	v.Set(commonflags.AlphabetWalletsFlag, dir)
 
diff --git a/cmd/frostfs-node/cache_test.go b/cmd/frostfs-node/cache_test.go
index 6e076abf..6981ac72 100644
--- a/cmd/frostfs-node/cache_test.go
+++ b/cmd/frostfs-node/cache_test.go
@@ -10,7 +10,7 @@ import (
 
 func TestTTLNetCache(t *testing.T) {
 	ttlDuration := time.Millisecond * 50
-	cache := newNetworkTTLCache[string, time.Time](10, ttlDuration, testNetValueReader)
+	cache := newNetworkTTLCache(10, ttlDuration, testNetValueReader)
 
 	key := "key"
 
diff --git a/cmd/frostfs-node/config/morph/config_test.go b/cmd/frostfs-node/config/morph/config_test.go
index 19214044..a30733cd 100644
--- a/cmd/frostfs-node/config/morph/config_test.go
+++ b/cmd/frostfs-node/config/morph/config_test.go
@@ -24,8 +24,14 @@ func TestMorphSection(t *testing.T) {
 	const path = "../../../../config/example/node"
 
 	rpcs := []client.Endpoint{
-		{"wss://rpc1.morph.frostfs.info:40341/ws", 1},
-		{"wss://rpc2.morph.frostfs.info:40341/ws", 2},
+		{
+			Address:  "wss://rpc1.morph.frostfs.info:40341/ws",
+			Priority: 1,
+		},
+		{
+			Address:  "wss://rpc2.morph.frostfs.info:40341/ws",
+			Priority: 2,
+		},
 	}
 
 	fileConfigTest := func(c *config.Config) {
diff --git a/internal/ape/converter_test.go b/internal/ape/converter_test.go
index de72408b..b5f8939c 100644
--- a/internal/ape/converter_test.go
+++ b/internal/ape/converter_test.go
@@ -27,7 +27,7 @@ func TestEACLTableWithoutRecords(t *testing.T) {
 		res: &testResource{name: nativeschema.ResourceFormatRootObjects},
 	}
 
-	compare(t, tb, vu, ch, req)
+	compare(t, vu, ch, req)
 
 	cnrID := cidtest.ID()
 	tb.SetCID(cnrID)
@@ -37,7 +37,7 @@ func TestEACLTableWithoutRecords(t *testing.T) {
 	ch, err = ConvertEACLToAPE(tb)
 	require.NoError(t, err)
 
-	compare(t, tb, vu, ch, req)
+	compare(t, vu, ch, req)
 }
 
 func TestNoTargets(t *testing.T) {
@@ -69,7 +69,7 @@ func TestNoTargets(t *testing.T) {
 			},
 			res: &testResource{name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString())},
 		}
-		compare(t, tb, vu, ch, req)
+		compare(t, vu, ch, req)
 	}
 }
 
@@ -109,7 +109,7 @@ func TestNoFilters(t *testing.T) {
 				},
 				res: &testResource{name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString())},
 			}
-			compare(t, tb, vu, ch, req)
+			compare(t, vu, ch, req)
 		}
 	})
 
@@ -155,7 +155,7 @@ func TestNoFilters(t *testing.T) {
 				},
 				res: &testResource{name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString())},
 			}
-			compare(t, tb, vu, ch, req)
+			compare(t, vu, ch, req)
 		}
 	})
 
@@ -199,7 +199,7 @@ func TestNoFilters(t *testing.T) {
 				},
 				res: &testResource{name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString())},
 			}
-			compare(t, tb, vu, ch, req)
+			compare(t, vu, ch, req)
 		}
 	})
 
@@ -236,7 +236,7 @@ func TestNoFilters(t *testing.T) {
 				},
 				res: &testResource{name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString())},
 			}
-			compare(t, tb, vu, ch, req)
+			compare(t, vu, ch, req)
 		}
 	})
 }
@@ -292,7 +292,7 @@ func TestWithFilters(t *testing.T) {
 					},
 				},
 			}
-			compare(t, tb, vu, ch, req)
+			compare(t, vu, ch, req)
 		}
 	})
 
@@ -342,7 +342,7 @@ func TestWithFilters(t *testing.T) {
 					name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString()),
 				},
 			}
-			compare(t, tb, vu, ch, req)
+			compare(t, vu, ch, req)
 		}
 	})
 }
@@ -391,10 +391,10 @@ func TestNoHeader(t *testing.T) {
 			name: fmt.Sprintf(nativeschema.ResourceFormatRootContainerObjects, cnrID.EncodeToString()),
 		},
 	}
-	compare(t, tb, vu, ch, req)
+	compare(t, vu, ch, req)
 }
 
-func compare(t *testing.T, eaclTable *eacl.Table, vu *eacl.ValidationUnit, ch *apechain.Chain, req *testRequest) {
+func compare(t *testing.T, vu *eacl.ValidationUnit, ch *apechain.Chain, req *testRequest) {
 	validator := eacl.NewValidator()
 	for eaclOp, apeOp := range eaclOperationToEngineAction {
 		vu.WithOperation(eaclOp)
diff --git a/pkg/innerring/initialization.go b/pkg/innerring/initialization.go
index f4d9b416..1a417428 100644
--- a/pkg/innerring/initialization.go
+++ b/pkg/innerring/initialization.go
@@ -42,10 +42,6 @@ func (s *Server) initNetmapProcessor(cfg *viper.Viper,
 		return err
 	}
 
-	if err != nil {
-		return err
-	}
-
 	netSettings := (*networkSettings)(s.netmapClient)
 
 	var netMapCandidateStateValidator statevalidation.NetMapCandidateValidator
@@ -76,7 +72,6 @@ func (s *Server) initNetmapProcessor(cfg *viper.Viper,
 
 		NodeStateSettings: netSettings,
 	})
-
 	if err != nil {
 		return err
 	}
diff --git a/pkg/local_object_storage/blobstor/blobovniczatree/cache.go b/pkg/local_object_storage/blobstor/blobovniczatree/cache.go
index d8fe6e8b..ef1793ed 100644
--- a/pkg/local_object_storage/blobstor/blobovniczatree/cache.go
+++ b/pkg/local_object_storage/blobstor/blobovniczatree/cache.go
@@ -24,7 +24,7 @@ type dbCache struct {
 }
 
 func newDBCache(size int, ttl time.Duration, dbManager *dbManager) *dbCache {
-	cache := expirable.NewLRU[string, *sharedDB](size, func(_ string, evictedDB *sharedDB) {
+	cache := expirable.NewLRU(size, func(_ string, evictedDB *sharedDB) {
 		evictedDB.Close()
 	}, ttl)
 	return &dbCache{
diff --git a/pkg/local_object_storage/engine/delete_test.go b/pkg/local_object_storage/engine/delete_test.go
index 32d07809..4a675801 100644
--- a/pkg/local_object_storage/engine/delete_test.go
+++ b/pkg/local_object_storage/engine/delete_test.go
@@ -49,9 +49,9 @@ func TestDeleteBigObject(t *testing.T) {
 	link.SetSplitID(splitID)
 	link.SetChildren(childIDs...)
 
-	s1 := testNewShard(t, 1)
-	s2 := testNewShard(t, 2)
-	s3 := testNewShard(t, 3)
+	s1 := testNewShard(t)
+	s2 := testNewShard(t)
+	s3 := testNewShard(t)
 
 	e := testNewEngine(t).setInitializedShards(t, s1, s2, s3).engine
 	e.log = test.NewLogger(t)
@@ -119,7 +119,7 @@ func TestDeleteBigObjectWithoutGC(t *testing.T) {
 	link.SetSplitID(splitID)
 	link.SetChildren(childIDs...)
 
-	s1 := testNewShard(t, 1, shard.WithDisabledGC())
+	s1 := testNewShard(t, shard.WithDisabledGC())
 
 	e := testNewEngine(t).setInitializedShards(t, s1).engine
 	e.log = test.NewLogger(t)
diff --git a/pkg/local_object_storage/engine/engine_test.go b/pkg/local_object_storage/engine/engine_test.go
index b20f45be..b6858df4 100644
--- a/pkg/local_object_storage/engine/engine_test.go
+++ b/pkg/local_object_storage/engine/engine_test.go
@@ -50,7 +50,7 @@ func BenchmarkExists(b *testing.B) {
 func benchmarkExists(b *testing.B, shardNum int) {
 	shards := make([]*shard.Shard, shardNum)
 	for i := 0; i < shardNum; i++ {
-		shards[i] = testNewShard(b, i)
+		shards[i] = testNewShard(b)
 	}
 
 	e := testNewEngine(b).setInitializedShards(b, shards...).engine
@@ -112,7 +112,7 @@ func (te *testEngineWrapper) setShardsNum(t testing.TB, num int) *testEngineWrap
 	shards := make([]*shard.Shard, 0, num)
 
 	for i := 0; i < num; i++ {
-		shards = append(shards, testNewShard(t, i))
+		shards = append(shards, testNewShard(t))
 	}
 
 	return te.setInitializedShards(t, shards...)
@@ -130,7 +130,7 @@ func (te *testEngineWrapper) setShardsNumOpts(t testing.TB, num int, shardOpts f
 
 func (te *testEngineWrapper) setShardsNumAdditionalOpts(t testing.TB, num int, shardOpts func(id int) []shard.Option) *testEngineWrapper {
 	for i := 0; i < num; i++ {
-		defaultOpts := testDefaultShardOptions(t, i)
+		defaultOpts := testDefaultShardOptions(t)
 		opts := append(defaultOpts, shardOpts(i)...)
 		id, err := te.engine.AddShard(context.Background(), opts...)
 		require.NoError(t, err)
@@ -187,11 +187,11 @@ func newTestStorages(root string, smallSize uint64) ([]blobstor.SubStorage, *tes
 	}, smallFileStorage, largeFileStorage
 }
 
-func testNewShard(t testing.TB, id int, opts ...shard.Option) *shard.Shard {
+func testNewShard(t testing.TB, opts ...shard.Option) *shard.Shard {
 	sid, err := generateShardID()
 	require.NoError(t, err)
 
-	shardOpts := append([]shard.Option{shard.WithID(sid)}, testDefaultShardOptions(t, id)...)
+	shardOpts := append([]shard.Option{shard.WithID(sid)}, testDefaultShardOptions(t)...)
 	s := shard.New(append(shardOpts, opts...)...)
 
 	require.NoError(t, s.Open(context.Background()))
@@ -200,7 +200,7 @@ func testNewShard(t testing.TB, id int, opts ...shard.Option) *shard.Shard {
 	return s
 }
 
-func testDefaultShardOptions(t testing.TB, id int) []shard.Option {
+func testDefaultShardOptions(t testing.TB) []shard.Option {
 	return []shard.Option{
 		shard.WithLogger(test.NewLogger(t)),
 		shard.WithBlobStorOptions(
diff --git a/pkg/local_object_storage/engine/head_test.go b/pkg/local_object_storage/engine/head_test.go
index 5c123d61..5afc50f0 100644
--- a/pkg/local_object_storage/engine/head_test.go
+++ b/pkg/local_object_storage/engine/head_test.go
@@ -39,8 +39,8 @@ func TestHeadRaw(t *testing.T) {
 	link.SetSplitID(splitID)
 
 	t.Run("virtual object split in different shards", func(t *testing.T) {
-		s1 := testNewShard(t, 1)
-		s2 := testNewShard(t, 2)
+		s1 := testNewShard(t)
+		s2 := testNewShard(t)
 
 		e := testNewEngine(t).setInitializedShards(t, s1, s2).engine
 		defer e.Close(context.Background())
diff --git a/pkg/local_object_storage/engine/inhume_test.go b/pkg/local_object_storage/engine/inhume_test.go
index 4bb128bd..9daa113f 100644
--- a/pkg/local_object_storage/engine/inhume_test.go
+++ b/pkg/local_object_storage/engine/inhume_test.go
@@ -56,8 +56,8 @@ func TestStorageEngine_Inhume(t *testing.T) {
 
 	t.Run("delete big object", func(t *testing.T) {
 		t.Parallel()
-		s1 := testNewShard(t, 1)
-		s2 := testNewShard(t, 2)
+		s1 := testNewShard(t)
+		s2 := testNewShard(t)
 
 		e := testNewEngine(t).setInitializedShards(t, s1, s2).engine
 		defer e.Close(context.Background())
diff --git a/pkg/local_object_storage/metabase/put_test.go b/pkg/local_object_storage/metabase/put_test.go
index 28467199..84e4029f 100644
--- a/pkg/local_object_storage/metabase/put_test.go
+++ b/pkg/local_object_storage/metabase/put_test.go
@@ -18,7 +18,7 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func prepareObjects(t testing.TB, n int) []*objectSDK.Object {
+func prepareObjects(n int) []*objectSDK.Object {
 	cnr := cidtest.ID()
 	parentID := objecttest.ID()
 	objs := make([]*objectSDK.Object, n)
@@ -53,7 +53,7 @@ func BenchmarkPut(b *testing.B) {
 		var index atomic.Int64
 		index.Store(-1)
 
-		objs := prepareObjects(b, b.N)
+		objs := prepareObjects(b.N)
 		b.ResetTimer()
 		b.ReportAllocs()
 		b.RunParallel(func(pb *testing.PB) {
@@ -71,7 +71,7 @@ func BenchmarkPut(b *testing.B) {
 		defer func() { require.NoError(b, db.Close()) }()
 		var index atomic.Int64
 		index.Store(-1)
-		objs := prepareObjects(b, b.N)
+		objs := prepareObjects(b.N)
 		b.ResetTimer()
 		b.ReportAllocs()
 		for i := 0; i < b.N; i++ {
diff --git a/pkg/services/object/ape/checker_test.go b/pkg/services/object/ape/checker_test.go
index d7e97064..44341495 100644
--- a/pkg/services/object/ape/checker_test.go
+++ b/pkg/services/object/ape/checker_test.go
@@ -82,7 +82,7 @@ func stringPtr(s string) *string {
 	return &s
 }
 
-func newHeaderObjectSDK(t *testing.T, cnr cid.ID, oid *oid.ID, headerObjSDK *headerObjectSDKParams) *objectSDK.Object {
+func newHeaderObjectSDK(cnr cid.ID, oid *oid.ID, headerObjSDK *headerObjectSDKParams) *objectSDK.Object {
 	objSDK := objectSDK.New()
 	objSDK.SetContainerID(cnr)
 	if oid != nil {
@@ -344,7 +344,7 @@ func TestAPECheck(t *testing.T) {
 
 					var headerObjSDK *objectSDK.Object
 					if test.header.headerObjSDK != nil {
-						headerObjSDK = newHeaderObjectSDK(t, cnr, obj, test.header.headerObjSDK)
+						headerObjSDK = newHeaderObjectSDK(cnr, obj, test.header.headerObjSDK)
 						if test.header.fromHeaderProvider {
 							require.NotNil(t, obj, "oid is required if a header is expected to be found in header provider")
 							headerProvider.addHeader(cnr, *obj, headerObjSDK)
diff --git a/pkg/services/object/ape/request_test.go b/pkg/services/object/ape/request_test.go
index 55aa691b..0dcc0b84 100644
--- a/pkg/services/object/ape/request_test.go
+++ b/pkg/services/object/ape/request_test.go
@@ -80,7 +80,7 @@ func TestObjectProperties(t *testing.T) {
 		t.Run(test.name, func(t *testing.T) {
 			cnr := newContainerIDSDK(t, test.container)
 			obj := newObjectIDSDK(t, test.object)
-			header := newHeaderObjectSDK(t, cnr, obj, test.header)
+			header := newHeaderObjectSDK(cnr, obj, test.header)
 
 			props := objectProperties(cnr, obj, header.ToV2().GetHeader())
 			require.Equal(t, test.container, props[nativeschema.PropertyKeyObjectContainerID])
@@ -223,7 +223,7 @@ func TestNewAPERequest(t *testing.T) {
 
 					var headerObjSDK *objectSDK.Object
 					if test.header.headerObjSDK != nil {
-						headerObjSDK = newHeaderObjectSDK(t, cnr, obj, test.header.headerObjSDK)
+						headerObjSDK = newHeaderObjectSDK(cnr, obj, test.header.headerObjSDK)
 						if test.header.fromHeaderProvider {
 							require.NotNil(t, obj, "oid is required if a header is expected to be found in header provider")
 							headerSource.addHeader(cnr, *obj, headerObjSDK)
diff --git a/pkg/services/object_manager/placement/traverser_test.go b/pkg/services/object_manager/placement/traverser_test.go
index 9b70efc7..f5731c81 100644
--- a/pkg/services/object_manager/placement/traverser_test.go
+++ b/pkg/services/object_manager/placement/traverser_test.go
@@ -40,7 +40,7 @@ func copyVectors(v [][]netmap.NodeInfo) [][]netmap.NodeInfo {
 	return vc
 }
 
-func testPlacement(t *testing.T, ss, rs []int) ([][]netmap.NodeInfo, container.Container) {
+func testPlacement(ss, rs []int) ([][]netmap.NodeInfo, container.Container) {
 	nodes := make([][]netmap.NodeInfo, 0, len(rs))
 	replicas := make([]netmap.ReplicaDescriptor, 0, len(rs))
 	num := uint32(0)
@@ -83,7 +83,7 @@ func TestTraverserObjectScenarios(t *testing.T) {
 		selectors := []int{2, 3}
 		replicas := []int{1, 2}
 
-		nodes, cnr := testPlacement(t, selectors, replicas)
+		nodes, cnr := testPlacement(selectors, replicas)
 
 		nodesCopy := copyVectors(nodes)
 
@@ -112,7 +112,7 @@ func TestTraverserObjectScenarios(t *testing.T) {
 		selectors := []int{5, 3}
 		replicas := []int{2, 2}
 
-		nodes, cnr := testPlacement(t, selectors, replicas)
+		nodes, cnr := testPlacement(selectors, replicas)
 
 		nodesCopy := copyVectors(nodes)
 
@@ -141,7 +141,7 @@ func TestTraverserObjectScenarios(t *testing.T) {
 		selectors := []int{5, 3}
 		replicas := []int{2, 2}
 
-		nodes, cnr := testPlacement(t, selectors, replicas)
+		nodes, cnr := testPlacement(selectors, replicas)
 
 		nodesCopy := copyVectors(nodes)
 
@@ -184,7 +184,7 @@ func TestTraverserObjectScenarios(t *testing.T) {
 		selectors := []int{2, 3}
 		replicas := []int{1, 2}
 
-		nodes, cnr := testPlacement(t, selectors, replicas)
+		nodes, cnr := testPlacement(selectors, replicas)
 
 		tr, err := NewTraverser(
 			ForContainer(cnr),
@@ -213,7 +213,7 @@ func TestTraverserRemValues(t *testing.T) {
 	selectors := []int{3, 4, 5}
 	replicas := []int{2, 3, 4}
 
-	nodes, cnr := testPlacement(t, selectors, replicas)
+	nodes, cnr := testPlacement(selectors, replicas)
 	nodesCopy := copyVectors(nodes)
 
 	testCases := [...]struct {
diff --git a/pkg/services/tree/cache.go b/pkg/services/tree/cache.go
index f50aa0b0..1be1c2f8 100644
--- a/pkg/services/tree/cache.go
+++ b/pkg/services/tree/cache.go
@@ -35,7 +35,7 @@ const (
 var errRecentlyFailed = errors.New("client has recently failed")
 
 func (c *clientCache) init() {
-	l, _ := simplelru.NewLRU[string, cacheItem](defaultClientCacheSize, func(_ string, value cacheItem) {
+	l, _ := simplelru.NewLRU(defaultClientCacheSize, func(_ string, value cacheItem) {
 		if conn := value.cc; conn != nil {
 			_ = conn.Close()
 		}
diff --git a/pkg/services/tree/sync.go b/pkg/services/tree/sync.go
index 2a19ae18..064ee590 100644
--- a/pkg/services/tree/sync.go
+++ b/pkg/services/tree/sync.go
@@ -251,7 +251,7 @@ func (s *Service) startStream(ctx context.Context, cid cid.ID, treeID string,
 		}
 		opsCh <- m
 	}
-	if err != nil && !errors.Is(err, io.EOF) {
+	if !errors.Is(err, io.EOF) {
 		return err
 	}
 	return nil