From 62a35aaa310807fa161ca041ddb0f308faeb582b Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Tue, 7 Jul 2020 18:05:46 +0200 Subject: qapi: Use returned bool to check for failure, Coccinelle part The previous commit enables conversion of visit_foo(..., &err); if (err) { ... } to if (!visit_foo(..., errp)) { ... } for visitor functions that now return true / false on success / error. Coccinelle script: @@ identifier fun =~ "check_list|input_type_enum|lv_start_struct|lv_type_bool|lv_type_int64|lv_type_str|lv_type_uint64|output_type_enum|parse_type_bool|parse_type_int64|parse_type_null|parse_type_number|parse_type_size|parse_type_str|parse_type_uint64|print_type_bool|print_type_int64|print_type_null|print_type_number|print_type_size|print_type_str|print_type_uint64|qapi_clone_start_alternate|qapi_clone_start_list|qapi_clone_start_struct|qapi_clone_type_bool|qapi_clone_type_int64|qapi_clone_type_null|qapi_clone_type_number|qapi_clone_type_str|qapi_clone_type_uint64|qapi_dealloc_start_list|qapi_dealloc_start_struct|qapi_dealloc_type_anything|qapi_dealloc_type_bool|qapi_dealloc_type_int64|qapi_dealloc_type_null|qapi_dealloc_type_number|qapi_dealloc_type_str|qapi_dealloc_type_uint64|qobject_input_check_list|qobject_input_check_struct|qobject_input_start_alternate|qobject_input_start_list|qobject_input_start_struct|qobject_input_type_any|qobject_input_type_bool|qobject_input_type_bool_keyval|qobject_input_type_int64|qobject_input_type_int64_keyval|qobject_input_type_null|qobject_input_type_number|qobject_input_type_number_keyval|qobject_input_type_size_keyval|qobject_input_type_str|qobject_input_type_str_keyval|qobject_input_type_uint64|qobject_input_type_uint64_keyval|qobject_output_start_list|qobject_output_start_struct|qobject_output_type_any|qobject_output_type_bool|qobject_output_type_int64|qobject_output_type_null|qobject_output_type_number|qobject_output_type_str|qobject_output_type_uint64|start_list|visit_check_list|visit_check_struct|visit_start_alternate|visit_start_list|visit_start_struct|visit_type_.*"; expression list args; typedef Error; Error *err; @@ - fun(args, &err); - if (err) + if (!fun(args, &err)) { ... } A few line breaks tidied up manually. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Vladimir Sementsov-Ogievskiy Message-Id: <20200707160613.848843-19-armbru@redhat.com> --- hw/core/qdev-properties-system.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) (limited to 'hw/core/qdev-properties-system.c') diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c index 38b0c9f09b..383a54578f 100644 --- a/hw/core/qdev-properties-system.c +++ b/hw/core/qdev-properties-system.c @@ -92,8 +92,7 @@ static void set_drive_helper(Object *obj, Visitor *v, const char *name, return; } - visit_type_str(v, name, &str, &local_err); - if (local_err) { + if (!visit_type_str(v, name, &str, &local_err)) { error_propagate(errp, local_err); return; } @@ -238,8 +237,7 @@ static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque, return; } - visit_type_str(v, name, &str, &local_err); - if (local_err) { + if (!visit_type_str(v, name, &str, &local_err)) { error_propagate(errp, local_err); return; } @@ -316,8 +314,7 @@ static void set_netdev(Object *obj, Visitor *v, const char *name, return; } - visit_type_str(v, name, &str, &local_err); - if (local_err) { + if (!visit_type_str(v, name, &str, &local_err)) { error_propagate(errp, local_err); return; } @@ -398,8 +395,7 @@ static void set_audiodev(Object *obj, Visitor *v, const char* name, return; } - visit_type_str(v, name, &str, &local_err); - if (local_err) { + if (!visit_type_str(v, name, &str, &local_err)) { error_propagate(errp, local_err); return; } -- cgit 1.4.1