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[Qemu-devel] [PATCH qom v3 05/14] qom: Allow clearing of a Link property
From: |
Peter Crosthwaite |
Subject: |
[Qemu-devel] [PATCH qom v3 05/14] qom: Allow clearing of a Link property |
Date: |
Thu, 25 Sep 2014 22:19:19 -0700 |
By passing in NULL to object_property_set_link.
The lead user of this is the QDEV GPIO framework which will implement
GPIO disconnects via an "unlink".
Reviewed-by: Alexander Graf <address@hidden>
Signed-off-by: Peter Crosthwaite <address@hidden>
---
qom/object.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/qom/object.c b/qom/object.c
index da0919a..fe2d1c9 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -870,7 +870,7 @@ char *object_property_get_str(Object *obj, const char *name,
void object_property_set_link(Object *obj, Object *value,
const char *name, Error **errp)
{
- gchar *path = object_get_canonical_path(value);
+ gchar *path = value ? object_get_canonical_path(value) : NULL;
object_property_set_str(obj, path, name, errp);
g_free(path);
}
@@ -1173,7 +1173,7 @@ static void object_set_link_property(Object *obj, Visitor
*v, void *opaque,
visit_type_str(v, &path, name, &local_err);
- if (!local_err && strcmp(path, "") != 0) {
+ if (!local_err && path && strcmp(path, "") != 0) {
new_target = object_resolve_link(obj, name, path, &local_err);
}
--
2.1.0.1.g27b9230
- [Qemu-devel] [PATCH qom v3 00/14] GPIO/IRQ QOMification: Phase 2 - Getting rid of SYSBUS IRQs, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 01/14] qdev: gpio: Don't allow name share between I and O, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 02/14] qdev: gpio: Register GPIO inputs as child objects, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 03/14] qdev: gpio: Register GPIO outputs as QOM links, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 04/14] qmp: qstring: Handle NULL strings, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 05/14] qom: Allow clearing of a Link property,
Peter Crosthwaite <=
- [Qemu-devel] [PATCH qom v3 06/14] qom: Demote already-has-a-parent to a regular error, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 07/14] qdev: gpio: Re-impement qdev_connect_gpio QOM style, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 08/14] qdev: gpio: Add API for intercepting a GPIO, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 09/14] qtest/irq: Rework IRQ interception, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 10/14] irq: Remove qemu_irq_intercept_out, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 11/14] qdev: gpio: delete NamedGPIOList::out, Peter Crosthwaite, 2014/09/26
- [Qemu-devel] [PATCH qom v3 13/14] qdev: gpio: Define qdev_pass_gpios(), Peter Crosthwaite, 2014/09/26