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bh=gyAj+m9FGQ4ZyEa17z5k7IGW8C2lrjYDtXyfC2hA8f8=; b=UchfUsQr/eKP1aj6lc9D9RmgAyaRvz27QWyfv+ciN5H/1ePoOO4DhXb57khPAnQPq2MqeY pyf4re2I0V9+puW2mADu8gcFMnJgfWwuWgR3r0QuVSRQTiYSjdnKiO1sRz84lTAPpYWTIM FSIMRehvckAeF2sPZHLL8Qdz9FMXQWU= X-MC-Unique: nKnJSR0-PAG9k6oRC5kaew-1 From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 25/53] qom: Use return values to check for error where that's simpler Date: Tue, 7 Jul 2020 23:24:35 +0200 Message-Id: <20200707212503.1495927-26-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 10.5.11.15 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; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.139.110.61; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 17:25:10 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vladimir Sementsov-Ogievskiy Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" When using the Error object to check for error, we need to receive it into a local variable, then propagate() it to @errp. Using the return value permits allows receiving it straight to @errp. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Vladimir Sementsov-Ogievskiy Message-Id: <20200707160613.848843-26-armbru@redhat.com> --- qom/object.c | 25 ++++++++++++++----------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/qom/object.c b/qom/object.c index 0808da2767..3a7c062f8e 100644 --- a/qom/object.c +++ b/qom/object.c @@ -549,8 +549,7 @@ void object_initialize_child_with_propsv(Object *parent= obj, object_initialize(childobj, size, type); obj =3D OBJECT(childobj); =20 - object_set_propv(obj, &local_err, vargs); - if (local_err) { + if (object_set_propv(obj, errp, vargs) < 0) { goto out; } =20 @@ -743,7 +742,7 @@ Object *object_new_with_propv(const char *typename, } obj =3D object_new_with_type(klass->type); =20 - if (object_set_propv(obj, &local_err, vargs) < 0) { + if (object_set_propv(obj, errp, vargs) < 0) { goto error; } =20 @@ -1763,20 +1762,24 @@ static void object_set_link_property(Object *obj, V= isitor *v, LinkProperty *prop =3D opaque; Object **targetp =3D object_link_get_targetp(obj, prop); Object *old_target =3D *targetp; - Object *new_target =3D NULL; + Object *new_target; char *path =3D NULL; =20 - visit_type_str(v, name, &path, &local_err); + if (!visit_type_str(v, name, &path, errp)) { + return; + } =20 - if (!local_err && strcmp(path, "") !=3D 0) { - new_target =3D object_resolve_link(obj, name, path, &local_err); + if (*path) { + new_target =3D object_resolve_link(obj, name, path, errp); + if (!new_target) { + g_free(path); + return; + } + } else { + new_target =3D NULL; } =20 g_free(path); - if (local_err) { - error_propagate(errp, local_err); - return; - } =20 prop->check(obj, name, new_target, &local_err); if (local_err) { --=20 2.26.2