From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AF9FB157E9E for ; Wed, 29 May 2024 14:24:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716992680; cv=none; b=Jzpsn/muYepR+rp3Cu4PB46Qsc8d1umZw9NILxYFSlSemTI0iieX+jgrqeLbsbhPFbjUKJcS+t7wMsThbZiZxL1/LZTa/GIm9BxczTommcMBmF1+HlccxMiCHiebyUslFrWGjF0w0mDBknbN+XQVE3PjRc5aiovAQULX2JLnEZE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716992680; c=relaxed/simple; bh=JAxbuHoQBZ49w41Mn9Exw5TKZvwkktDZUEKmSaoKOFo=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=Lr/eq6iRnEXIs/Wz9tn5Ay9YNvkO8K7EFO3wt9EdrFIqi2nS7r41N2u2A1cQoPuH+rihoK8xT7+lRjy1DHSTUmQ1VFw5gMQ1y2Q7Bekk/JbAAhL/nDDAiLuS4mXutuUR2X2KXOki2xftQ/TO0p5lZbILiL+ibjBsv0NTFhX322k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=FzEFmOaG; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="FzEFmOaG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1716992677; 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=CaOh1l0Lu41LPYOrXz2nXavJQHgEuj8sHreCoqbxNhY=; b=FzEFmOaGCXkqxhm7fCBba5UnkYALl43qLXF+V8HJ2UrDth5YQTYjXuQolAMSVYHjjTTHaT w3yvTxaAVCZ0LoaeH5SrWYNou439nfpg+/O8y+GsWa1CmeFvXmyMx/mYD6nNL+ZxhMTGpe tTr7q1bivPAkSYBEaoU4aUHX4P1a7PI= Received: from mail-ej1-f71.google.com (mail-ej1-f71.google.com [209.85.218.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-92-ec3pu3XiN-KEIQq79vxKnQ-1; Wed, 29 May 2024 10:24:36 -0400 X-MC-Unique: ec3pu3XiN-KEIQq79vxKnQ-1 Received: by mail-ej1-f71.google.com with SMTP id a640c23a62f3a-a5a812308daso108176466b.0 for ; Wed, 29 May 2024 07:24:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716992675; x=1717597475; h=content-transfer-encoding:mime-version:message-id:date:references :in-reply-to:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=CaOh1l0Lu41LPYOrXz2nXavJQHgEuj8sHreCoqbxNhY=; b=bTb67VrN2iKDtFrEfiwFd7gl0DovaZe3jiQ2oqkJ3V8fI0mPo/nckRvsBJ8JnkcObA usMegA4eOaXKaSQxOrVycq02JXR+0XpDW0xyRzSLRRQSKUZUMqzUkRAZDVsnk0EggjmW W1F7eG5M/IqQRjQge0NFapxemEpqJPBKCvGbDj3t3mS3RQszVfD0WfGE2+VGDm6Bih+d FUliwsG01QWuU8uS5g3p32lT4xThMJ2GoO77YyIWcd6EiC+eu4mCirj2VLdRXjMU9Kox 6gh6op0lkLr9RD1CI15E3l1HoV6qlSIC8jT4RsoFHMIeWKLxfa9F/sJORt0Q1700qANQ uDMw== X-Gm-Message-State: AOJu0YzZCI4/vElk3ImB7PYR5Z9TO9Wy0uBLzJ0bCHkl/IoLndMdzjXo KSBXA5Cg8lLoUG1xVL/C+YVs3m0UiIBGo4qWHUvJ/gQ9SahNEBsV/QUznCuELpXK2XG01HD19Jf ZRLTc4JQwVDEv0xXMZhlLiEmbN4zoA9+UEJPfL81bvhnOSj/1CF6vsA== X-Received: by 2002:a17:906:413:b0:a63:4e95:5639 with SMTP id a640c23a62f3a-a634e95579dmr280208966b.47.1716992675169; Wed, 29 May 2024 07:24:35 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEoMcMMypUJzk39vMbEP225084t98GDv20PFArbG9E2Gd05mxwJZaA+E/zvafN6DVb5r8Z9aA== X-Received: by 2002:a17:906:413:b0:a63:4e95:5639 with SMTP id a640c23a62f3a-a634e95579dmr280206566b.47.1716992674677; Wed, 29 May 2024 07:24:34 -0700 (PDT) Received: from alrua-x1.borgediget.toke.dk ([45.145.92.2]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a626c8176e1sm715455666b.8.2024.05.29.07.24.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 May 2024 07:24:34 -0700 (PDT) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id EFBDF12F7EDE; Wed, 29 May 2024 16:24:33 +0200 (CEST) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Thorsten Blum , Alexei Starovoitov , Daniel Borkmann , "David S. Miller" , Jakub Kicinski , Jesper Dangaard Brouer , John Fastabend , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Thorsten Blum Subject: Re: [PATCH] bpf, devmap: Remove unnecessary if check in for loop In-Reply-To: <20240529101900.103913-2-thorsten.blum@toblux.com> References: <20240529101900.103913-2-thorsten.blum@toblux.com> X-Clacks-Overhead: GNU Terry Pratchett Date: Wed, 29 May 2024 16:24:33 +0200 Message-ID: <874jaghf1a.fsf@toke.dk> Precedence: bulk X-Mailing-List: netdev@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 Thorsten Blum writes: > The iterator variable dst cannot be NULL and the if check can be > removed. > > Remove it and fix the following Coccinelle/coccicheck warning reported > by itnull.cocci: > > ERROR: iterator variable bound on line 762 cannot be NULL > > Signed-off-by: Thorsten Blum Reviewed-by: Toke H=C3=B8iland-J=C3=B8rgensen