Write doesn't need error checked

p2p/secret_connection.go

@@ -302,7 +302,7 @@ func shareAuthSignature(sc *SecretConnection, pubKey crypto.PubKeyEd25519, signa
 // sha256
 func hash32(input []byte) (res *[32]byte) {
 	hasher := sha256.New()
-	_, _ = hasher.Write(input) // error ignored
+	hasher.Write(input) // nolint: errcheck
 	resSlice := hasher.Sum(nil)
 	res = new([32]byte)
 	copy(res[:], resSlice)
@@ -312,7 +312,7 @@ func hash32(input []byte) (res *[32]byte) {
 // We only fill in the first 20 bytes with ripemd160
 func hash24(input []byte) (res *[24]byte) {
 	hasher := ripemd160.New()
-	_, _ = hasher.Write(input) // error ignored
+	hasher.Write(input) // nolint: errcheck
 	resSlice := hasher.Sum(nil)
 	res = new([24]byte)
 	copy(res[:], resSlice)

p2p/util.go

@@ -7,9 +7,9 @@ import (
 // doubleSha256 calculates sha256(sha256(b)) and returns the resulting bytes.
 func doubleSha256(b []byte) []byte {
 	hasher := sha256.New()
-	_, _ = hasher.Write(b) // error ignored
+	hasher.Write(b) // nolint: errcheck
 	sum := hasher.Sum(nil)
 	hasher.Reset()
-	_, _ = hasher.Write(sum) // error ignored
+	hasher.Write(sum) // nolint: errcheck
 	return hasher.Sum(nil)
 }

rpc/lib/server/handlers.go

@@ -782,5 +782,5 @@ func writeListOfEndpoints(w http.ResponseWriter, r *http.Request, funcMap map[st
 	buf.WriteString("</body></html>")
 	w.Header().Set("Content-Type", "text/html")
 	w.WriteHeader(200)
-	_, _ = w.Write(buf.Bytes()) // error ignored
+	w.Write(buf.Bytes()) // nolint: errcheck
 }

rpc/lib/server/http_server.go

@@ -56,7 +56,7 @@ func WriteRPCResponseHTTPError(w http.ResponseWriter, httpCode int, res types.RP
 
 	w.Header().Set("Content-Type", "application/json")
 	w.WriteHeader(httpCode)
-	_, _ = w.Write(jsonBytes) // error ignored
+	w.Write(jsonBytes) // nolint: errcheck
 }
 
 func WriteRPCResponseHTTP(w http.ResponseWriter, res types.RPCResponse) {
@@ -66,7 +66,7 @@ func WriteRPCResponseHTTP(w http.ResponseWriter, res types.RPCResponse) {
 	}
 	w.Header().Set("Content-Type", "application/json")
 	w.WriteHeader(200)
-	_, _ = w.Write(jsonBytes) // error ignored
+	w.Write(jsonBytes) // nolint: errcheck
 }
 
 //-----------------------------------------------------------------------------

types/part_set.go

@@ -34,7 +34,7 @@ func (part *Part) Hash() []byte {
 		return part.hash
 	} else {
 		hasher := ripemd160.New()
-		_, _ = hasher.Write(part.Bytes) // error ignored
+		hasher.Write(part.Bytes) // nolint: errcheck
 		part.hash = hasher.Sum(nil)
 		return part.hash
 	}