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bh=SXulJO9eh/D7edMI1KLF1edmChInbH9biQBSrLj4Vu8=; b=DTXXYuwQw832kuBxeWb+Gxt7WgThe0Pq2ca9xT/Ncyw/DyqeLJ1UpzX28r9ft1W3vChaAV cZCwD209ejaVdUWI07HsJGIj0QH2SYvglUnmeES1b20MgX6P/OX7+gywN6fjBfqxsvVO9d UjBkDB4OYTDfTnB0hBwGUy+bErdWdeU= X-MC-Unique: RQYARO42Ms-SFMcYFttO9Q-1 From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 19/53] qapi: Use returned bool to check for failure, manual part Date: Tue, 7 Jul 2020 23:24:29 +0200 Message-Id: <20200707212503.1495927-20-armbru@redhat.com> In-Reply-To: <20200707212503.1495927-1-armbru@redhat.com> References: <20200707212503.1495927-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" The previous commit used Coccinelle to convert from checking the Error object to checking the return value. Convert a few more manually. Also tweak control flow in places to conform to the conventional "if error bail out" pattern. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Vladimir Sementsov-Ogievskiy Message-Id: <20200707160613.848843-20-armbru@redhat.com> --- accel/kvm/kvm-all.c | 50 ++++++++++++++++++--------------------- block/throttle-groups.c | 5 ++-- bootdevice.c | 4 ++-- hw/core/qdev-properties.c | 12 +++++----- hw/ide/qdev.c | 4 ++-- hw/mem/nvdimm.c | 9 +++---- hw/net/ne2000-isa.c | 4 ++-- hw/usb/dev-storage.c | 4 ++-- net/net.c | 8 ++----- 9 files changed, 44 insertions(+), 56 deletions(-) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index 375e29fb69..ab1a6ff0ee 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -3128,37 +3128,33 @@ static void kvm_set_kernel_irqchip(Object *obj, Vis= itor *v, const char *name, void *opaque, Error **errp) { - Error *err =3D NULL; KVMState *s =3D KVM_STATE(obj); OnOffSplit mode; =20 - visit_type_OnOffSplit(v, name, &mode, &err); - if (err) { - error_propagate(errp, err); + if (!visit_type_OnOffSplit(v, name, &mode, errp)) { return; - } else { - switch (mode) { - case ON_OFF_SPLIT_ON: - s->kernel_irqchip_allowed =3D true; - s->kernel_irqchip_required =3D true; - s->kernel_irqchip_split =3D ON_OFF_AUTO_OFF; - break; - case ON_OFF_SPLIT_OFF: - s->kernel_irqchip_allowed =3D false; - s->kernel_irqchip_required =3D false; - s->kernel_irqchip_split =3D ON_OFF_AUTO_OFF; - break; - case ON_OFF_SPLIT_SPLIT: - s->kernel_irqchip_allowed =3D true; - s->kernel_irqchip_required =3D true; - s->kernel_irqchip_split =3D ON_OFF_AUTO_ON; - break; - default: - /* The value was checked in visit_type_OnOffSplit() above. If - * we get here, then something is wrong in QEMU. - */ - abort(); - } + } + switch (mode) { + case ON_OFF_SPLIT_ON: + s->kernel_irqchip_allowed =3D true; + s->kernel_irqchip_required =3D true; + s->kernel_irqchip_split =3D ON_OFF_AUTO_OFF; + break; + case ON_OFF_SPLIT_OFF: + s->kernel_irqchip_allowed =3D false; + s->kernel_irqchip_required =3D false; + s->kernel_irqchip_split =3D ON_OFF_AUTO_OFF; + break; + case ON_OFF_SPLIT_SPLIT: + s->kernel_irqchip_allowed =3D true; + s->kernel_irqchip_required =3D true; + s->kernel_irqchip_split =3D ON_OFF_AUTO_ON; + break; + default: + /* The value was checked in visit_type_OnOffSplit() above. If + * we get here, then something is wrong in QEMU. + */ + abort(); } } =20 diff --git a/block/throttle-groups.c b/block/throttle-groups.c index bb242fde1a..e411051160 100644 --- a/block/throttle-groups.c +++ b/block/throttle-groups.c @@ -895,8 +895,8 @@ static void throttle_group_set_limits(Object *obj, Visi= tor *v, ThrottleLimits *argp; Error *local_err =3D NULL; =20 - if (!visit_type_ThrottleLimits(v, name, &argp, &local_err)) { - goto ret; + if (!visit_type_ThrottleLimits(v, name, &argp, errp)) { + return; } qemu_mutex_lock(&tg->lock); throttle_get_config(&tg->ts, &cfg); @@ -908,7 +908,6 @@ static void throttle_group_set_limits(Object *obj, Visi= tor *v, =20 unlock: qemu_mutex_unlock(&tg->lock); -ret: qapi_free_ThrottleLimits(argp); error_propagate(errp, local_err); return; diff --git a/bootdevice.c b/bootdevice.c index fb09d3c668..769f40c77d 100644 --- a/bootdevice.c +++ b/bootdevice.c @@ -297,8 +297,8 @@ static void device_set_bootindex(Object *obj, Visitor *= v, const char *name, int32_t boot_index; Error *local_err =3D NULL; =20 - if (!visit_type_int32(v, name, &boot_index, &local_err)) { - goto out; + if (!visit_type_int32(v, name, &boot_index, errp)) { + return; } /* check whether bootindex is present in fw_boot_order list */ check_boot_index(boot_index, &local_err); diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index 3cb6faa12b..4c7a8a05a5 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -761,15 +761,15 @@ static void set_pci_devfn(Object *obj, Visitor *v, co= nst char *name, if (!visit_type_str(v, name, &str, &local_err)) { error_free(local_err); local_err =3D NULL; - visit_type_int32(v, name, &value, &local_err); - if (local_err) { - error_propagate(errp, local_err); - } else if (value < -1 || value > 255) { + if (!visit_type_int32(v, name, &value, errp)) { + return; + } + if (value < -1 || value > 255) { error_setg(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null", "pci_devfn"); - } else { - *ptr =3D value; + return; } + *ptr =3D value; return; } =20 diff --git a/hw/ide/qdev.c b/hw/ide/qdev.c index 358f10a92e..ba8b0d7f02 100644 --- a/hw/ide/qdev.c +++ b/hw/ide/qdev.c @@ -245,8 +245,8 @@ static void ide_dev_set_bootindex(Object *obj, Visitor = *v, const char *name, int32_t boot_index; Error *local_err =3D NULL; =20 - if (!visit_type_int32(v, name, &boot_index, &local_err)) { - goto out; + if (!visit_type_int32(v, name, &boot_index, errp)) { + return; } /* check whether bootindex is present in fw_boot_order list */ check_boot_index(boot_index, &local_err); diff --git a/hw/mem/nvdimm.c b/hw/mem/nvdimm.c index ec92ffd415..1fa976c56c 100644 --- a/hw/mem/nvdimm.c +++ b/hw/mem/nvdimm.c @@ -85,21 +85,18 @@ static void nvdimm_set_uuid(Object *obj, Visitor *v, co= nst char *name, void *opaque, Error **errp) { NVDIMMDevice *nvdimm =3D NVDIMM(obj); - Error *local_err =3D NULL; char *value; =20 - if (!visit_type_str(v, name, &value, &local_err)) { - goto out; + if (!visit_type_str(v, name, &value, errp)) { + return; } =20 if (qemu_uuid_parse(value, &nvdimm->uuid) !=3D 0) { error_setg(errp, "Property '%s.%s' has invalid value", object_get_typename(obj), name); } - g_free(value); =20 -out: - error_propagate(errp, local_err); + g_free(value); } =20 =20 diff --git a/hw/net/ne2000-isa.c b/hw/net/ne2000-isa.c index 765bcd1f0b..0594abd93a 100644 --- a/hw/net/ne2000-isa.c +++ b/hw/net/ne2000-isa.c @@ -113,8 +113,8 @@ static void isa_ne2000_set_bootindex(Object *obj, Visit= or *v, int32_t boot_index; Error *local_err =3D NULL; =20 - if (!visit_type_int32(v, name, &boot_index, &local_err)) { - goto out; + if (!visit_type_int32(v, name, &boot_index, errp)) { + return; } /* check whether bootindex is present in fw_boot_order list */ check_boot_index(boot_index, &local_err); diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c index 1c3bd2578c..721665191e 100644 --- a/hw/usb/dev-storage.c +++ b/hw/usb/dev-storage.c @@ -736,8 +736,8 @@ static void usb_msd_set_bootindex(Object *obj, Visitor = *v, const char *name, int32_t boot_index; Error *local_err =3D NULL; =20 - if (!visit_type_int32(v, name, &boot_index, &local_err)) { - goto out; + if (!visit_type_int32(v, name, &boot_index, errp)) { + return; } /* check whether bootindex is present in fw_boot_order list */ check_boot_index(boot_index, &local_err); diff --git a/net/net.c b/net/net.c index 94dc546fb2..6fe74c80bb 100644 --- a/net/net.c +++ b/net/net.c @@ -1062,7 +1062,6 @@ static int net_client_init(QemuOpts *opts, bool is_ne= tdev, Error **errp) { gchar **substrings =3D NULL; Netdev *object =3D NULL; - Error *err =3D NULL; int ret =3D -1; Visitor *v =3D opts_visitor_new(opts); =20 @@ -1110,16 +1109,13 @@ static int net_client_init(QemuOpts *opts, bool is_= netdev, Error **errp) qemu_opts_set_id(opts, g_strdup_printf("__org.qemu.net%i", idx++)); } =20 - visit_type_Netdev(v, NULL, &object, &err); - - if (!err) { - ret =3D net_client_init1(object, is_netdev, &err); + if (visit_type_Netdev(v, NULL, &object, errp)) { + ret =3D net_client_init1(object, is_netdev, errp); } =20 qapi_free_Netdev(object); =20 out: - error_propagate(errp, err); g_strfreev(substrings); visit_free(v); return ret; --=20 2.26.2