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Merge remote-tracking branch 'remotes/elmarco/tags/ivshmem-fix-pull-request' into staging

# gpg: Signature made Wed 13 Apr 2016 11:04:51 BST using RSA key ID 75969CE5
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>"
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>"
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# Primary key fingerprint: 87A9 BD93 3F87 C606 D276  F62D DAE8 E109 7596 9CE5

* remotes/elmarco/tags/ivshmem-fix-pull-request:
  ivshmem: fix ivshmem-{plain,doorbell} crash without arg

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2016-04-13 18:48:28 +01:00
commit 8b4aaba736
1 changed files with 30 additions and 0 deletions
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30
hw/misc/ivshmem.c
View File

@ -872,6 +872,8 @@ static void ivshmem_common_realize(PCIDevice *dev, Error **errp)
s->ivshmem_bar2 = host_memory_backend_get_memory(s->hostmem,
&error_abort);
} else {
assert(s->server_chr);
IVSHMEM_DPRINTF("using shared memory server (socket = %s)\n",
s->server_chr->filename);
@ -1051,10 +1053,24 @@ static void ivshmem_plain_init(Object *obj)
&error_abort);
}
static void ivshmem_plain_realize(PCIDevice *dev, Error **errp)
{
IVShmemState *s = IVSHMEM_COMMON(dev);
if (!s->hostmem) {
error_setg(errp, "You must specify a 'memdev'");
return;
}
ivshmem_common_realize(dev, errp);
}
static void ivshmem_plain_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->realize = ivshmem_plain_realize;
dc->props = ivshmem_plain_properties;
dc->vmsd = &ivshmem_plain_vmsd;
}
@ -1099,10 +1115,24 @@ static void ivshmem_doorbell_init(Object *obj)
s->legacy_size = SIZE_MAX; /* whatever the server sends */
}
static void ivshmem_doorbell_realize(PCIDevice *dev, Error **errp)
{
IVShmemState *s = IVSHMEM_COMMON(dev);
if (!s->server_chr) {
error_setg(errp, "You must specify a 'chardev'");
return;
}
ivshmem_common_realize(dev, errp);
}
static void ivshmem_doorbell_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->realize = ivshmem_doorbell_realize;
dc->props = ivshmem_doorbell_properties;
dc->vmsd = &ivshmem_doorbell_vmsd;
}