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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id w1sm3796430wro.72.2020.02.07.06.34.33 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Feb 2020 06:34:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=Uk+6MfSy1xJAjRHyCw9qUpcoTRYgUYoWZjo2KJmyMU4=; b=cgSKrEJtSc/kVcDrRuXnyA180r2o0rJkNWBz/SDTSn90Vm8c6/iJEVFu7d6X372zDj Fri63tSUX2kHAEU2SnjICHx4FtSdtXywOSaVjl9NM0gowDRx1/j0CxpzvDtJXuF4qy7L yKfKW2Q57gMvBK562p/XckOeXBEuxLJyzR5lXHkTMCVqls838/I87IixmD24MSxiE39m JQFHmu91aaaGtYuoQU8tcIkqg33ad0aAl3otLYRxWSqGgxEygtA1pAl5Gkejr8BxeHp0 zUT1o6/aLrJmYyPGxZb/F1ZZ1IoXxgNgZgvXDneFEXNEntCpmMSHLkiZEoV2jDLIeOnb nQqg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Uk+6MfSy1xJAjRHyCw9qUpcoTRYgUYoWZjo2KJmyMU4=; b=pbnnI7BOQeAYaDZ1wb4iQLnIl4nQhwmQngohVlEI7tAIBQHTxFopmyMonU0k92tSoK 3DJyNSoC7vBETGYVB2gvGeyeDMzsmPoKhvlcJLDRQaoplTET2/eDy/w2mGV0PmNqvVVh CZ6lyyOXUUgtLXqwcr0Hy3U+kiklZfC6X240g6RqrMZ7F1z7IX2cP2LmsY/CbuIQE8ou 0ldfJfvmbaFNkUXfoiC5D84LnusQMqDv2JsnUMLGysaVaROT2mxD/7tt1xqSI0tTg8jP 3Yj7DBtNP17/6c1+zPfdRg5q67ILukdsRI0S/AX533f/lSlCbb4U+CTSV68NOOv/7L17 dPWQ== X-Gm-Message-State: APjAAAX0aSHj35t0K/3GHPdGPzxGesJu2UB6MpdGDRYwM0jN0ajoXAxw CyHc5H60BphqW8ipIcKdrD7I78BQXYI= X-Google-Smtp-Source: APXvYqxhK3h5jRt2dIuT2lsnA0a4VpDceEyLQP5Xqxnuh4pI2nk/9MDNRDwkUDTWtJB5u86sPlNXmA== X-Received: by 2002:adf:f4cb:: with SMTP id h11mr5159432wrp.90.1581086074659; Fri, 07 Feb 2020 06:34:34 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 46/48] armv7m_systick: delay timer_new to avoid memleaks Date: Fri, 7 Feb 2020 14:33:41 +0000 Message-Id: <20200207143343.30322-47-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200207143343.30322-1-peter.maydell@linaro.org> References: <20200207143343.30322-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::42d 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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Pan Nengyuan There is a memory leak when we call 'device_list_properties' with typename = =3D armv7m_systick. It's easy to reproduce as follow: virsh qemu-monitor-command vm1 --pretty '{"execute": "device-list-propert= ies", "arguments": {"typename": "armv7m_systick"}}' This patch delay timer_new to fix this memleaks. Reported-by: Euler Robot Signed-off-by: Pan Nengyuan Message-id: 20200205070659.22488-2-pannengyuan@huawei.com Cc: qemu-arm@nongnu.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- hw/timer/armv7m_systick.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/timer/armv7m_systick.c b/hw/timer/armv7m_systick.c index 85d122dbcbc..74c58bcf245 100644 --- a/hw/timer/armv7m_systick.c +++ b/hw/timer/armv7m_systick.c @@ -216,6 +216,11 @@ static void systick_instance_init(Object *obj) memory_region_init_io(&s->iomem, obj, &systick_ops, s, "systick", 0xe0= ); sysbus_init_mmio(sbd, &s->iomem); sysbus_init_irq(sbd, &s->irq); +} + +static void systick_realize(DeviceState *dev, Error **errp) +{ + SysTickState *s =3D SYSTICK(dev); s->timer =3D timer_new_ns(QEMU_CLOCK_VIRTUAL, systick_timer_tick, s); } =20 @@ -238,6 +243,7 @@ static void systick_class_init(ObjectClass *klass, void= *data) =20 dc->vmsd =3D &vmstate_systick; dc->reset =3D systick_reset; + dc->realize =3D systick_realize; } =20 static const TypeInfo armv7m_systick_info =3D { --=20 2.20.1