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] --- contrib/ivshmem-server/main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'contrib/ivshmem-server/main.c') diff --git a/contrib/ivshmem-server/main.c b/contrib/ivshmem-server/main.c index e4cd35f74c..ee08c4ced0 100644 --- a/contrib/ivshmem-server/main.c +++ b/contrib/ivshmem-server/main.c @@ -103,8 +103,8 @@ ivshmem_server_parse_args(IvshmemServerArgs *args, int argc, char *argv[]) break; case 'l': /* shm size */ - parse_option_size("shm_size", optarg, &args->shm_size, &err); - if (err) { + if (!parse_option_size("shm_size", optarg, &args->shm_size, + &err)) { error_report_err(err); ivshmem_server_help(argv[0]); exit(1); -- cgit 1.4.1