diff --git a/src/lib-sieve/ext-fileinto.c b/src/lib-sieve/ext-fileinto.c
index bde9df5f08233c63b29086c66831060b1d8ce3a5..bf6297c0d5483d9c001d8c3ddac8afce7f94b522 100644
--- a/src/lib-sieve/ext-fileinto.c
+++ b/src/lib-sieve/ext-fileinto.c
@@ -40,17 +40,19 @@ const struct sieve_extension_def fileinto_extension;
  * Extension
  */
 
-static bool ext_fileinto_validator_load
-(const struct sieve_extension *ext, struct sieve_validator *valdtr);
+static bool
+ext_fileinto_validator_load(const struct sieve_extension *ext,
+			    struct sieve_validator *valdtr);
 
 const struct sieve_extension_def fileinto_extension = {
 	.name = "fileinto",
 	.validator_load = ext_fileinto_validator_load,
-	SIEVE_EXT_DEFINE_OPERATION(fileinto_operation)
+	SIEVE_EXT_DEFINE_OPERATION(fileinto_operation),
 };
 
-static bool ext_fileinto_validator_load
-(const struct sieve_extension *ext, struct sieve_validator *valdtr)
+static bool
+ext_fileinto_validator_load(const struct sieve_extension *ext,
+			    struct sieve_validator *valdtr)
 {
 	/* Register new command */
 	sieve_validator_register_command(valdtr, ext, &fileinto_command);
@@ -65,10 +67,12 @@ static bool ext_fileinto_validator_load
  *   fileinto <folder: string>
  */
 
-static bool cmd_fileinto_validate
-	(struct sieve_validator *valdtr, struct sieve_command *cmd);
-static bool cmd_fileinto_generate
-	(const struct sieve_codegen_env *cgenv, struct sieve_command *ctx);
+static bool
+cmd_fileinto_validate(struct sieve_validator *valdtr,
+		      struct sieve_command *cmd);
+static bool
+cmd_fileinto_generate(const struct sieve_codegen_env *cgenv,
+		      struct sieve_command *ctx);
 
 static const struct sieve_command_def fileinto_command = {
 	.identifier = "fileinto",
@@ -78,54 +82,55 @@ static const struct sieve_command_def fileinto_command = {
 	.block_allowed = FALSE,
 	.block_required = FALSE,
 	.validate = cmd_fileinto_validate,
-	.generate = cmd_fileinto_generate
+	.generate = cmd_fileinto_generate,
 };
 
 /*
  * Fileinto operation
  */
 
-static bool ext_fileinto_operation_dump
-	(const struct sieve_dumptime_env *denv, sieve_size_t *address);
-static int ext_fileinto_operation_execute
-	(const struct sieve_runtime_env *renv, sieve_size_t *address);
+static bool
+ext_fileinto_operation_dump(const struct sieve_dumptime_env *denv,
+			    sieve_size_t *address);
+static int
+ext_fileinto_operation_execute(const struct sieve_runtime_env *renv,
+			       sieve_size_t *address);
 
 const struct sieve_operation_def fileinto_operation = {
 	.mnemonic = "FILEINTO",
 	.ext_def = &fileinto_extension,
 	.dump = ext_fileinto_operation_dump,
-	.execute = ext_fileinto_operation_execute
+	.execute = ext_fileinto_operation_execute,
 };
 
 /*
  * Validation
  */
 
-static bool cmd_fileinto_validate
-(struct sieve_validator *valdtr, struct sieve_command *cmd)
+static bool
+cmd_fileinto_validate(struct sieve_validator *valdtr, struct sieve_command *cmd)
 {
 	struct sieve_ast_argument *arg = cmd->first_positional;
 
-	if ( !sieve_validate_positional_argument
-		(valdtr, cmd, arg, "folder", 1, SAAT_STRING) ) {
+	if (!sieve_validate_positional_argument(valdtr, cmd, arg, "folder",
+						1, SAAT_STRING))
 		return FALSE;
-	}
 
-	if ( !sieve_validator_argument_activate(valdtr, cmd, arg, FALSE) )
+	if (!sieve_validator_argument_activate(valdtr, cmd, arg, FALSE))
 		return FALSE;
 
 	/* Check name validity when folder argument is not a variable */
-	if ( sieve_argument_is_string_literal(arg) ) {
+	if (sieve_argument_is_string_literal(arg)) {
 		const char *folder = sieve_ast_argument_strc(arg), *error;
 
-		if ( !sieve_mailbox_check_name(folder, &error) ) {
-			sieve_command_validate_error(valdtr, cmd,
-				"invalid folder name `%s' specified for fileinto command: %s",
+		if (!sieve_mailbox_check_name(folder, &error)) {
+			sieve_command_validate_error(
+				valdtr, cmd, "invalid folder name `%s' "
+				"specified for fileinto command: %s",
 				str_sanitize(folder, 256), error);
 			return FALSE;
 		}
 	}
-
 	return TRUE;
 }
 
@@ -133,8 +138,9 @@ static bool cmd_fileinto_validate
  * Code generation
  */
 
-static bool cmd_fileinto_generate
-(const struct sieve_codegen_env *cgenv, struct sieve_command *cmd)
+static bool
+cmd_fileinto_generate(const struct sieve_codegen_env *cgenv,
+		      struct sieve_command *cmd)
 {
 	sieve_operation_emit(cgenv->sblock, cmd->ext, &fileinto_operation);
 
@@ -146,13 +152,14 @@ static bool cmd_fileinto_generate
  * Code dump
  */
 
-static bool ext_fileinto_operation_dump
-(const struct sieve_dumptime_env *denv, sieve_size_t *address)
+static bool
+ext_fileinto_operation_dump(const struct sieve_dumptime_env *denv,
+			    sieve_size_t *address)
 {
 	sieve_code_dumpf(denv, "FILEINTO");
 	sieve_code_descend(denv);
 
-	if ( sieve_action_opr_optional_dump(denv, address, NULL) != 0 )
+	if (sieve_action_opr_optional_dump(denv, address, NULL) != 0)
 		return FALSE;
 
 	return sieve_opr_string_dump(denv, address, "folder");
@@ -162,8 +169,9 @@ static bool ext_fileinto_operation_dump
  * Execution
  */
 
-static int ext_fileinto_operation_execute
-(const struct sieve_runtime_env *renv, sieve_size_t *address)
+static int
+ext_fileinto_operation_execute(const struct sieve_runtime_env *renv,
+			       sieve_size_t *address)
 {
 	struct sieve_side_effects_list *slist = NULL;
 	string_t *folder;
@@ -176,48 +184,43 @@ static int ext_fileinto_operation_execute
 	 */
 
 	/* Optional operands (side effects only) */
-	if ( sieve_action_opr_optional_read(renv, address, NULL, &ret, &slist) != 0 )
+	if (sieve_action_opr_optional_read(renv, address, NULL,
+					   &ret, &slist) != 0)
 		return ret;
 
 	/* Folder operand */
-	if ( (ret=sieve_opr_string_read_ex
-		(renv, address, "folder", FALSE, &folder, &folder_literal)) <= 0 )
+	ret = sieve_opr_string_read_ex(renv, address, "folder", FALSE,
+				       &folder, &folder_literal);
+	if (ret <= 0)
 		return ret;
 
 	/*
 	 * Perform operation
 	 */
 
-	if ( trace ) {
+	if (trace) {
 		sieve_runtime_trace(renv, 0, "fileinto action");
 		sieve_runtime_trace_descend(renv);
 	}
 
-	if ( !folder_literal && !uni_utf8_str_is_valid(str_c(folder)) ) {
-		sieve_runtime_error(renv, NULL,
+	if (!folder_literal && !uni_utf8_str_is_valid(str_c(folder))) {
+		sieve_runtime_error(
+			renv, NULL,
 			"folder name specified for fileinto command is not utf-8: %s",
 			str_c(folder));
 		return SIEVE_EXEC_FAILURE;
 	}
 
-
-	if ( trace ) {
+	if (trace) {
 		sieve_runtime_trace(renv, 0, "store message in mailbox `%s'",
-			str_sanitize(str_c(folder), 80));
+				    str_sanitize(str_c(folder), 80));
 	}
 
 	/* Add action to result */
-	if ( sieve_act_store_add_to_result(renv, "fileinto", slist,
-					   str_c(folder)) < 0 )
+	if (sieve_act_store_add_to_result(renv, "fileinto", slist,
+					  str_c(folder)) < 0)
 		return SIEVE_EXEC_FAILURE;
 
 	sieve_message_snapshot(renv->msgctx);
-
 	return SIEVE_EXEC_OK;
 }
-
-
-
-
-
-