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t=1631883518; h=from:from:sender:sender: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:list-id:list-help: list-unsubscribe:list-subscribe:list-post; bh=NNf2RT947u4fV7fK+UAzQsr6Hv0MINkctDNsBEhR5Kg=; b=PcQS0JIAUTzuMxrO0R+5jXydEqGpeXRXLDMuxlJm0d2BRMxz5bO0aPC5gNU7I2vFuKd4Mi Yeh4/B3UDSg1W0SFe9oVARWwtlhqJ1gx9Q47vVW5WAM+m2gcBYc/hI1t+NqT1bFDIdSRCl 6EfKO2uBvm+m+xdZTrxq2jRT5reTrwI= X-MC-Unique: fgxxnlC0N3-4k5_-jx66bw-1 From: Tim Wiederhake To: libvir-list@redhat.com Subject: [libvirt PATCH 3/3] virNWFilterRuleDefFixup: Factor out portData as variable Date: Fri, 17 Sep 2021 14:58:11 +0200 Message-Id: <20210917125811.25542-4-twiederh@redhat.com> In-Reply-To: <20210917125811.25542-1-twiederh@redhat.com> References: <20210917125811.25542-1-twiederh@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-loop: libvir-list@redhat.com Cc: Tim Wiederhake X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=libvir-list-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1631883521628100002 Content-Type: text/plain; charset="utf-8" This helps to bring down the frame size of virNWFilterRuleDefFixup, as it exceeds 8192 bytes when libvirt is build with sanitizers enabled, in debug mode, on clang. Signed-off-by: Tim Wiederhake --- src/conf/nwfilter_conf.c | 31 +++++++++++++------------------ 1 file changed, 13 insertions(+), 18 deletions(-) diff --git a/src/conf/nwfilter_conf.c b/src/conf/nwfilter_conf.c index 2448e4b70b..ad1edc98dd 100644 --- a/src/conf/nwfilter_conf.c +++ b/src/conf/nwfilter_conf.c @@ -2191,6 +2191,7 @@ virNWFilterRuleDefFixup(virNWFilterRuleDef *rule) { ethHdrDataDef *ethHdr; ipHdrDataDef *ipHdr; + portDataDef *portData; =20 #define COPY_NEG_SIGN(A, B) \ (A).flags =3D ((A).flags & ~NWFILTER_ENTRY_ITEM_FLAG_IS_NEG) | \ @@ -2262,32 +2263,28 @@ virNWFilterRuleDefFixup(virNWFilterRuleDef *rule) case VIR_NWFILTER_RULE_PROTOCOL_TCP: case VIR_NWFILTER_RULE_PROTOCOL_TCPoIPV6: ipHdr =3D &rule->p.tcpHdrFilter.ipHdr; + portData =3D &rule->p.tcpHdrFilter.portData; COPY_NEG_SIGN(ipHdr->dataSrcIPMask, ipHdr->dataSrcIPAddr); COPY_NEG_SIGN(ipHdr->dataDstIPMask, ipHdr->dataDstIPAddr); COPY_NEG_SIGN(ipHdr->dataSrcIPTo, ipHdr->dataSrcIPFrom); COPY_NEG_SIGN(ipHdr->dataDstIPTo, ipHdr->dataDstIPFrom); - COPY_NEG_SIGN(rule->p.tcpHdrFilter.portData.dataSrcPortEnd, - rule->p.tcpHdrFilter.portData.dataSrcPortStart); - COPY_NEG_SIGN(rule->p.tcpHdrFilter.portData.dataDstPortStart, - rule->p.tcpHdrFilter.portData.dataSrcPortStart); - COPY_NEG_SIGN(rule->p.tcpHdrFilter.portData.dataDstPortEnd, - rule->p.tcpHdrFilter.portData.dataSrcPortStart); + COPY_NEG_SIGN(portData->dataSrcPortEnd, portData->dataSrcPortStart= ); + COPY_NEG_SIGN(portData->dataDstPortStart, portData->dataSrcPortSta= rt); + COPY_NEG_SIGN(portData->dataDstPortEnd, portData->dataSrcPortStart= ); virNWFilterRuleDefFixupIPSet(&rule->p.tcpHdrFilter.ipHdr); break; =20 case VIR_NWFILTER_RULE_PROTOCOL_UDP: case VIR_NWFILTER_RULE_PROTOCOL_UDPoIPV6: ipHdr =3D &rule->p.udpHdrFilter.ipHdr; + portData =3D &rule->p.udpHdrFilter.portData; COPY_NEG_SIGN(ipHdr->dataSrcIPMask, ipHdr->dataSrcIPAddr); COPY_NEG_SIGN(ipHdr->dataDstIPMask, ipHdr->dataDstIPAddr); COPY_NEG_SIGN(ipHdr->dataSrcIPTo, ipHdr->dataSrcIPFrom); COPY_NEG_SIGN(ipHdr->dataDstIPTo, ipHdr->dataDstIPFrom); - COPY_NEG_SIGN(rule->p.udpHdrFilter.portData.dataSrcPortEnd, - rule->p.udpHdrFilter.portData.dataSrcPortStart); - COPY_NEG_SIGN(rule->p.udpHdrFilter.portData.dataDstPortStart, - rule->p.udpHdrFilter.portData.dataSrcPortStart); - COPY_NEG_SIGN(rule->p.udpHdrFilter.portData.dataDstPortEnd, - rule->p.udpHdrFilter.portData.dataSrcPortStart); + COPY_NEG_SIGN(portData->dataSrcPortEnd, portData->dataSrcPortStart= ); + COPY_NEG_SIGN(portData->dataDstPortStart, portData->dataSrcPortSta= rt); + COPY_NEG_SIGN(portData->dataDstPortEnd, portData->dataSrcPortStart= ); virNWFilterRuleDefFixupIPSet(&rule->p.udpHdrFilter.ipHdr); break; =20 @@ -2324,16 +2321,14 @@ virNWFilterRuleDefFixup(virNWFilterRuleDef *rule) case VIR_NWFILTER_RULE_PROTOCOL_SCTP: case VIR_NWFILTER_RULE_PROTOCOL_SCTPoIPV6: ipHdr =3D &rule->p.sctpHdrFilter.ipHdr; + portData =3D &rule->p.sctpHdrFilter.portData; COPY_NEG_SIGN(ipHdr->dataSrcIPMask, ipHdr->dataSrcIPAddr); COPY_NEG_SIGN(ipHdr->dataDstIPMask, ipHdr->dataDstIPAddr); COPY_NEG_SIGN(ipHdr->dataSrcIPTo, ipHdr->dataSrcIPFrom); COPY_NEG_SIGN(ipHdr->dataDstIPTo, ipHdr->dataDstIPFrom); - COPY_NEG_SIGN(rule->p.sctpHdrFilter.portData.dataSrcPortEnd, - rule->p.sctpHdrFilter.portData.dataSrcPortStart); - COPY_NEG_SIGN(rule->p.sctpHdrFilter.portData.dataDstPortStart, - rule->p.sctpHdrFilter.portData.dataSrcPortStart); - COPY_NEG_SIGN(rule->p.sctpHdrFilter.portData.dataDstPortEnd, - rule->p.sctpHdrFilter.portData.dataSrcPortStart); + COPY_NEG_SIGN(portData->dataSrcPortEnd, portData->dataSrcPortStart= ); + COPY_NEG_SIGN(portData->dataDstPortStart, portData->dataSrcPortSta= rt); + COPY_NEG_SIGN(portData->dataDstPortEnd, portData->dataSrcPortStart= ); virNWFilterRuleDefFixupIPSet(&rule->p.sctpHdrFilter.ipHdr); break; =20 --=20 2.31.1