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Fri, 31 Jul 2020 07:06:21 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1596171981; bh=+HpgZT0db2KwCA/cG8ID80eu7YViB6cgJ/ExPSqDfQ4=; h=X-UI-Sender-Class:Date:From:To:Cc:Subject; b=ZuzxNXEDDzPTqoIQnGtSi3NrS+jDWzf56wppOapVRRNeDM8LDQdXr805QQYBwSAHb DantqPAgZARs8DQTAxnlwcOqi+ruuX3stLscKsfuZqX23G372MDosggARu0njPYPvO ti0gQVHWgN+O7df3W/6V0PIFs/K/5jYx/k82vTf0= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Date: Fri, 31 Jul 2020 07:06:04 +0200 From: Lukas Straub To: qemu-devel Subject: [PATCH] colo-compare: Remove superfluous NULL-pointer checks for s->iothread Message-ID: <20200731070604.0c981f41@luklap> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/h36TNXkZlwjXUQPaZHiUnKL"; protocol="application/pgp-signature"; micalg=pgp-sha512 X-Provags-ID: V03:K1:cCLqMmN0rGoBjfJsVABXnmzYwbaioEBwfSp41Vk/OJsUED3TRAZ pC1MUWo+L+IE2Hg9tRU7zJ1HMws4D8wLiUypM8YoEv55D4u6nKu5rmGtdrl4HWr1KMVkGwh wTGZ/hCi2J3QincuYU4mbVq1FNA64ePUWSSv4Foj71kLi3Iz06Q1VYJb4AsxdJrhbo/PXTJ BRSd2UuL+4v3hnJWf22kw== X-UI-Out-Filterresults: notjunk:1;V03:K0:gCQBrjvsl8g=:z8mH4c7VQgYEQltfmLfAU0 xD1XOVeb6NP7YN2ZsQ7BzQWg0OMlJlX16+wnBkFjh4XQAEFwXADobMlPY+1moj/RuSCNq6Hv4 s3PlA9FDyDFzRoPvpenzIbk55fzwHL1dYyfL3getWu9VqBPBbe9gdv+gGMRhXD/WQjlTAiQ5u RnMHa4V9nZYS6qPFQ/LEvC0NCOKk/dFSt7aoIGv4cOFKKrsQsrBM8XXuKy6CUtIjJtSiV7lVb SafcAXl8A7i0NA1NeQUKjRf/i0RanWz5yMHJR2BGsHrP6fx9aQ/uIS+5umUNTJU/u/EqE3+Nt lI4APsE3rfEecaaIPvriLKduKS+oWnxbbWu4FxpB88OUZSF620xX5+fZN57AEJfuDqHfkLd8j AjqxmB3vTMdlJ7Lvq+OQkSkuyRFzIew/rC/REyNrksd0xW/JIANf6nHUM7+q0RCBoce7ZWgUX ayj90NLxrMVi3oXS19FWkDbL64cQ1M6SO7fInBKgNkWtw8AVjN6hTC3bSXMqrByrpYI92w5Mm tPjBoy7oLE5T36Ce8dzgiN2jpvZIoolK4MhF9eyZOC5jbC6QtA3KqmwXrM2Umr9K20HnY/ZJX OXCBdawNRLlTqSs7FhOL2gFQZ6++mXj6JnHfXlDy7UEl/r7RD8fXiAW0fR/3LA5nB32mPAPde 4m93Yf8BGZ/qiidQuGzG6r/Iovb9a2fNgnQDY/T375xIeBjpITF9hO9FFh+8TRaQ+FlOBGwNP +rTudtEumwy1WRTkhP7honPmXaBU9d90iwIt8jLd7CZbZAtw4ONmMVSkjAl++AQns/JUIr/7k koms6il3vh4AGX4eL7p9bb2UjP4nTk2R1s4P89gglq4P17tIbZsveuka1p148QDtLdOvzM+Lp IUwVxd7Pj14JsJMVwfGwWfUERTBwzpt2CKcTGYHtPbNBrfwaQS5lBencMATuIvTZIC4VoFrKS 6+mP2lfD7EzqyxV2sWJ5Egm0dQem7T0ArstAwSU7Au9yck/mxXsxDIDAf+CiMbUly6W9lRwuS mHS5LfvcCoRWBbRQZF6EnUuW7eFxLeTj5RiHtyPnpCCssw/skt9m4VawgUzwfxPXnJ/5LwlWG TE+XHTGJVkQXLBS02l1+VV/cmJCFHeCexcR2DdA1Ltsr9djBoMoR6kvrEFhKubxVIAylspPm3 GuYrnxLvwsy4I0Z44eBTDXe9M7cdOFuRUDFyZh26QoxXMAIxt7xeScZjWo/vOQviYCeaAH7eg vutfsRajXlEu4JWo/S7q0kdUplHLB/QWYSNF3wg== 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=212.227.17.11; envelope-from=lukasstraub2@web.de; helo=mout.web.de X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/31 01:06:31 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, 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: Peter Maydell , Jason Wang , Zhang Chen Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-Zoho-Virus-Status: 1 X-ZohoMail-DKIM: pass (identity @web.de) --Sig_/h36TNXkZlwjXUQPaZHiUnKL Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" s->iothread is checked for NULL on object creation in colo_compare_complete, so it's guaranteed not to be NULL. This resolves a false alert from Coverity (CID 1429969). Signed-off-by: Lukas Straub Reviewed-by: Li Qiang Reviewed-by: Philippe Mathieu-Daud=C3=83=C2=A9 Reviewed-by: Zhang Chen --- net/colo-compare.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/net/colo-compare.c b/net/colo-compare.c index cc15f23dea..2c20de1537 100644 --- a/net/colo-compare.c +++ b/net/colo-compare.c @@ -1442,9 +1442,7 @@ static void colo_compare_finalize(Object *obj) qemu_chr_fe_deinit(&s->chr_notify_dev, false); } =20 - if (s->iothread) { - colo_compare_timer_del(s); - } + colo_compare_timer_del(s); =20 qemu_bh_delete(s->event_bh); =20 @@ -1470,9 +1468,7 @@ static void colo_compare_finalize(Object *obj) g_hash_table_destroy(s->connection_track_table); } =20 - if (s->iothread) { - object_unref(OBJECT(s->iothread)); - } + object_unref(OBJECT(s->iothread)); =20 g_free(s->pri_indev); g_free(s->sec_indev); --=20 2.20.1 --Sig_/h36TNXkZlwjXUQPaZHiUnKL Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEg/qxWKDZuPtyYo+kNasLKJxdslgFAl8jprwACgkQNasLKJxd slhY8xAApywTCsSuSGkf9c7MrzOIK4KSZDGohwMR6n9+1+kQrwsr2uB7YF7Ugavu lFY5ZM/R4TvsDI/3Y9uVuKfFwn5j2OEY/iOj1ZiTb7vyUwT4FY49ElPEG0StesxZ Uf1Y/9vD+F68TWuTkKlcgT2aRVJ90vD8tO6/ZCDueioEQmPs3qrq/jZtA2VqXYIO 7hAuCaa7Py+i+h3Gcimn6Wj6hZhBDqSq0ZQhg+VGifWdoCpdvH3TiePi2HPKyxjT f5hx8t0w5gq9laiv/NvamPkCbpsnJSLlhrfy1MK5XaOPPFp2Ed/P2Nyv/AxtEMdI h7aY2OZGdZoXQxCsPj/2lk7EbLMF+5TWKWZPSDWSj9WGrl7+6fHsK/Ms0KIVeP0M Xp9hTaFJMOmrJR8UOmmoj97kOqf6lYdroa+g+BjCxYy6vzsTzYqT0IGVCAVys7nV gOZVt7JbNo3OgRvX5LDxZwNeoqT8TTQ25ajcQ32pu8nqEr9e7hl7JRFBiajpK0NB DEnA8X1T/9gprHSSf+YTx1ads2iXgulEAVp/0ePewZfFaPYd6a0wM74VyUcIhB9t OZAwluD5+v+LGvL1Qe+nvjMYokKnEuZLrG6SqQ5kQxHn9wyD0N+/N44HJxIFKSou /KKQSt455MbpAo5i2ZnyeyE8wjaTBpM26xOUomSHwZGhFZjKj9c= =MJs4 -----END PGP SIGNATURE----- --Sig_/h36TNXkZlwjXUQPaZHiUnKL--