From nobody Thu Apr 9 08:15:56 2026 Received: from mail.avm.de (mail.avm.de [212.42.244.94]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E4662495512; Tue, 10 Mar 2026 11:55:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.42.244.94 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773143763; cv=none; b=rzfisJayFbUpUbynsxJBNCD1AeiIYxMxwWCq0tjSKofLGgUzZ3tdTSlGv5OM3jOUOyZFE/SbHZJegX0P5lou/Wuf80icMyOSOk4rXACA+tEwAIL8IFAXj52A356+cEAsLkQvmKZia6EsDO8gXQousJoU+9cRh5gWxneyQwmhwcY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773143763; c=relaxed/simple; bh=sIEabNGpfTtaNmN5jdtpnoUYPpUdFMe596BbQNmq6Ew=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=lGJ94dA1D0mBWQRRMUSxVMEJAp8qfgzbCPTyAAhhv3bGwusc8+EbY8ehtIpbj7h8A8/Mk7UAUXHzsNS6I1cL9r8wUCilpPuxXBf1oZ9Vv9KfwJwx1dohw2JDlQQyaihO/QjFZMqER0ZkW640aQ41MIHC0a2XDq9MfJNElMz5A7g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=avm.de; spf=pass smtp.mailfrom=avm.de; dkim=pass (1024-bit key) header.d=avm.de header.i=@avm.de header.b=xKnBkg56; arc=none smtp.client-ip=212.42.244.94 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=avm.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=avm.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=avm.de header.i=@avm.de header.b="xKnBkg56" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=avm.de; s=mail; t=1773143728; bh=sIEabNGpfTtaNmN5jdtpnoUYPpUdFMe596BbQNmq6Ew=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=xKnBkg5622xaCaFlGwFQ3bswFSgdcTVbCDHB3k8l65KFt6Ule9kyi3QR8HfOXuW5L MKbugm+H1wq/E04UmM1cfkP9mUjiEZ3Ws7yzlEjYYTJHZ64lqewOtbO15JI10WApm1 CoPFx+DZxYAYXylALiT4nuOog37Am7eL2zh2ct4Q= Received: from [212.42.244.71] (helo=mail.avm.de) by mail.avm.de with ESMTP (eXpurgate 4.55.2) (envelope-from ) id 69b006b0-e21d-7f0000032729-7f000001bae4-1 for ; Tue, 10 Mar 2026 12:55:28 +0100 Received: from mail-auth.avm.de (dovecot-mx-01.avm.de [212.42.244.71]) by mail.avm.de (Postfix) with ESMTPS; Tue, 10 Mar 2026 12:55:28 +0100 (CET) From: Philipp Hahn Date: Tue, 10 Mar 2026 12:49:19 +0100 Subject: [PATCH 53/61] hyperv: Prefer IS_ERR_OR_NULL over manual NULL check Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260310-b4-is_err_or_null-v1-53-bd63b656022d@avm.de> References: <20260310-b4-is_err_or_null-v1-0-bd63b656022d@avm.de> In-Reply-To: <20260310-b4-is_err_or_null-v1-0-bd63b656022d@avm.de> To: amd-gfx@lists.freedesktop.org, apparmor@lists.ubuntu.com, bpf@vger.kernel.org, ceph-devel@vger.kernel.org, cocci@inria.fr, dm-devel@lists.linux.dev, dri-devel@lists.freedesktop.org, gfs2@lists.linux.dev, intel-gfx@lists.freedesktop.org, intel-wired-lan@lists.osuosl.org, iommu@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-block@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-clk@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, linux-media@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-mtd@lists.infradead.org, linux-nfs@vger.kernel.org, linux-omap@vger.kernel.org, linux-phy@lists.infradead.org, linux-pm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-sctp@vger.kernel.org, linux-security-module@vger.kernel.org, linux-sh@vger.kernel.org, linux-sound@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-trace-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, ntfs3@lists.linux.dev, samba-technical@lists.samba.org, sched-ext@lists.linux.dev, target-devel@vger.kernel.org, tipc-discussion@lists.sourceforge.net, v9fs@lists.linux.dev, Philipp Hahn Cc: "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Long Li X-Developer-Signature: v=1; a=openpgp-sha256; l=1146; i=phahn-oss@avm.de; h=from:subject:message-id; bh=sIEabNGpfTtaNmN5jdtpnoUYPpUdFMe596BbQNmq6Ew=; b=owEBbQGS/pANAwAKATQtBlPRrKzbAcsmYgBpsAaKQPK6RykE0QE2RJD5htL1ZvRNh+zI6jTmu VOYpL5CXyeJATMEAAEKAB0WIQQ5bPBtrWDUcDQCppg0LQZT0ays2wUCabAGigAKCRA0LQZT0ays 29fzB/oCGLAMazrUNiEmwKr9nq0MNT5XdhZH3wkJWE4yJ+UKMd35Xi9PPSb65qZMk+N4uMiZj2H T6Td1MreYgfIRLT7kTJk/n1BuSWWFP55nfvFZFjjhY5aoonvuH6RpMC7x9+9tNKQtJ7ne+y8JUp qmDL3C1GxXXFNKbwYmtZySONDO5gXmgMnGjDdckVFucnIkQYwHywWpIrPTZv3zUS9k6qS6F4HLs npSrcLjQ++9xnCfmtppGIezlVuCbkGtNbWVtJ6RuDAqRXXu4e1NER6f7pIlU/5AgYfpLOxyecDo JLi+d7tyzKhXU/h5ql9oJc0IZPZktOy6eLbVlaElpfc4YFhD X-Developer-Key: i=phahn-oss@avm.de; a=openpgp; fpr=58AF7C2E007CDBE62C59E078F50EFDCF8AD04B1A X-purgate-ID: 149429::1773143728-95676F2F-E8C255A2/0/0 X-purgate-type: clean X-purgate-size: 1148 X-purgate-Ad: Categorized by eleven eXpurgate (R) https://www.eleven.de X-purgate: This mail is considered clean (visit https://www.eleven.de for further information) X-purgate: clean Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL check. Change generated with coccinelle. To: "K. Y. Srinivasan" To: Haiyang Zhang To: Wei Liu To: Dexuan Cui To: Long Li Cc: linux-hyperv@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Philipp Hahn --- drivers/hv/mshv_eventfd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/hv/mshv_eventfd.c b/drivers/hv/mshv_eventfd.c index d8471546e6a0c7e6eca933c640459f1d02152cb2..24dff7a498ac9c3edd31f4c9bc2= f23729ba2a6ce 100644 --- a/drivers/hv/mshv_eventfd.c +++ b/drivers/hv/mshv_eventfd.c @@ -516,10 +516,10 @@ static int mshv_irqfd_assign(struct mshv_partition *p= t, if (irqfd->irqfd_resampler) mshv_irqfd_resampler_shutdown(irqfd); =20 - if (resamplefd && !IS_ERR(resamplefd)) + if (!IS_ERR_OR_NULL(resamplefd)) eventfd_ctx_put(resamplefd); =20 - if (eventfd && !IS_ERR(eventfd)) + if (!IS_ERR_OR_NULL(eventfd)) eventfd_ctx_put(eventfd); =20 out: --=20 2.43.0