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Thu, 23 Jan 2020 13:52:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1579787550; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ppgAxw9SO7HGyY8uV4plx7AC+/cE4ShpaHOxwMrlAfY=; b=bGVBBobi/xJnBBiPz88SMlnLJ3ZASPbeiXB4f3BNa+9t7/Fi3WiMfMhO6GayAPNZ54nJMO O0IEjEiWVEkoZlstlnxsI9MpHdl6YQDLMuIzKLbyg/SPXdnFEyFuidZIIi77VnAQ980hrU SbbhSJl1dPcLTiyHmtMwITa7eai4Ax4= From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 47/59] object: return self in object_ref() Date: Thu, 23 Jan 2020 14:50:37 +0100 Message-Id: <1579787449-27599-48-git-send-email-pbonzini@redhat.com> In-Reply-To: <1579787449-27599-1-git-send-email-pbonzini@redhat.com> References: <1579787449-27599-1-git-send-email-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-MC-Unique: RLXnwoC4OS-_QTbOQFWwAg-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 207.211.31.120 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: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Marc-Andr=C3=A9 Lureau This allow for simpler assignment with ref: foo =3D object_ref(bar) Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Philippe Mathieu-Daud=C3=A9 Message-Id: <20200110153039.1379601-19-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini --- include/qom/object.h | 3 ++- qom/object.c | 5 +++-- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/include/qom/object.h b/include/qom/object.h index 5e2f60d..18660fd 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -1005,8 +1005,9 @@ GSList *object_class_get_list_sorted(const char *impl= ements_type, * * Increase the reference count of a object. A object cannot be freed as = long * as its reference count is greater than zero. + * Returns: @obj */ -void object_ref(Object *obj); +Object *object_ref(Object *obj); =20 /** * object_unref: diff --git a/qom/object.c b/qom/object.c index 66c4a5f..555c8b9 100644 --- a/qom/object.c +++ b/qom/object.c @@ -1107,12 +1107,13 @@ GSList *object_class_get_list_sorted(const char *im= plements_type, object_class_cmp); } =20 -void object_ref(Object *obj) +Object *object_ref(Object *obj) { if (!obj) { - return; + return NULL; } atomic_inc(&obj->ref); + return obj; } =20 void object_unref(Object *obj) --=20 1.8.3.1