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[Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by
From: |
Tiejun Chen |
Subject: |
[Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc |
Date: |
Mon, 5 Jan 2015 13:35:29 +0800 |
After one commit 49d2e648e808, "machine: remove qemu_machine_opts
global list", is introduced, QEMU doesn't keep a global list of
options but set desc lately. Then we can see the following,
$ x86_64-softmmu/qemu-system-x86_64 -usb
qemu-system-x86_64: util/qemu-option.c:387: qemu_opt_get_bool_helper: \
Assertion `opt->desc && opt->desc->type == QEMU_OPT_BOOL' failed.
Aborted (core dumped)
So inside qemu_opt_get_bool_helper, we need to call find_desc_by_name()
to work parse_option_bool() out just in case of !opt->desc.
Signed-off-by: Tiejun Chen <address@hidden>
---
util/qemu-option.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/util/qemu-option.c b/util/qemu-option.c
index a708241..7cb3601 100644
--- a/util/qemu-option.c
+++ b/util/qemu-option.c
@@ -377,7 +377,7 @@ static bool qemu_opt_get_bool_helper(QemuOpts *opts, const
char *name,
}
opt = qemu_opt_find(opts, name);
- if (opt == NULL) {
+ if ((opt == NULL) || !opt->desc) {
const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name);
if (desc && desc->def_value_str) {
parse_option_bool(name, desc->def_value_str, &ret, &error_abort);
--
1.9.1
- [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc,
Tiejun Chen <=
- Re: [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc, Eric Blake, 2015/01/05
- Re: [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc, Chen, Tiejun, 2015/01/05
- Re: [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc, Chen, Tiejun, 2015/01/05
- Re: [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc, Stefan Hajnoczi, 2015/01/06
- Re: [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc, Marcel Apfelbaum, 2015/01/06
- Re: [Qemu-devel] [RFC][PATCH] qemu_opt_get_bool_helper: back finding desc by name just if !opt->desc, Chen, Tiejun, 2015/01/06