From 235e59cf03ed75d0ce96c97343194ed11c146231 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Tue, 7 Jul 2020 18:05:42 +0200 Subject: qemu-option: Use returned bool to check for failure The previous commit enables conversion of foo(..., &err); if (err) { ... } to if (!foo(..., &err)) { ... } for QemuOpts functions that now return true / false on success / error. Coccinelle script: @@ identifier fun = { opts_do_parse, parse_option_bool, parse_option_number, parse_option_size, qemu_opt_parse, qemu_opt_rename, qemu_opt_set, qemu_opt_set_bool, qemu_opt_set_number, qemu_opts_absorb_qdict, qemu_opts_do_parse, qemu_opts_from_qdict_entry, qemu_opts_set, qemu_opts_validate }; expression list args, args2; typedef Error; Error *err; @@ - fun(args, &err, args2); - if (err) + if (!fun(args, &err, args2)) { ... } A few line breaks tidied up manually. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Vladimir Sementsov-Ogievskiy Message-Id: <20200707160613.848843-15-armbru@redhat.com> [Conflict with commit 0b6786a9c1 "block/amend: refactor qcow2 amend options" resolved by rerunning Coccinelle on master's version] --- qapi/string-input-visitor.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'qapi/string-input-visitor.c') diff --git a/qapi/string-input-visitor.c b/qapi/string-input-visitor.c index 9be418b6d6..730fa4630d 100644 --- a/qapi/string-input-visitor.c +++ b/qapi/string-input-visitor.c @@ -318,8 +318,7 @@ static void parse_type_size(Visitor *v, const char *name, uint64_t *obj, uint64_t val; assert(siv->lm == LM_NONE); - parse_option_size(name, siv->string, &val, &err); - if (err) { + if (!parse_option_size(name, siv->string, &val, &err)) { error_propagate(errp, err); return; } -- cgit 1.4.1