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authorNithin Raju <nithin@vmware.com>2017-06-14 16:01:48 -0700
committerGurucharan Shetty <guru@ovn.org>2017-06-16 09:38:18 -0700
commite8808c2249b9d31fc5283f9b69466603ad6c4866 (patch)
tree7de0d67437c04a8ca8230ac97f377e711881ec4c /datapath-windows
parentcfa98e3878026dd6b206fe1263505e8594846f93 (diff)
downloadopenvswitch-e8808c2249b9d31fc5283f9b69466603ad6c4866.tar.gz
datapath-windows: use NlAttrGet() in Conntrack.c
Couple of minor fixes that got flagged with a static checker. Signed-off-by: Nithin Raju <nithin@vmware.com> Acked-by: Sairam Venugopal <vsairam@vmware.com> Acked-by: Shashank Ram <rams@vmware.com> Signed-off-by: Gurucharan Shetty <guru@ovn.org>
Diffstat (limited to 'datapath-windows')
-rw-r--r--datapath-windows/ovsext/Conntrack.c14
-rw-r--r--datapath-windows/ovsext/Netlink/Netlink.c2
-rw-r--r--datapath-windows/ovsext/Netlink/NetlinkProto.h2
3 files changed, 4 insertions, 14 deletions
diff --git a/datapath-windows/ovsext/Conntrack.c b/datapath-windows/ovsext/Conntrack.c
index 68ed39566..07a958371 100644
--- a/datapath-windows/ovsext/Conntrack.c
+++ b/datapath-windows/ovsext/Conntrack.c
@@ -863,23 +863,13 @@ OvsExecuteConntrackAction(OvsForwardingContext *fwdCtx,
? NAT_ACTION_SRC : NAT_ACTION_DST);
break;
case OVS_NAT_ATTR_IP_MIN:
- if (natAttr->nlaLen < NLA_HDRLEN) {
- OVS_LOG_ERROR("Incorrect header length for "
- "OVS_NAT_ATTR_IP_MIN message.");
- break;
- }
memcpy(&natActionInfo.minAddr,
- NlAttrData(natAttr), natAttr->nlaLen - NLA_HDRLEN);
+ NlAttrData(natAttr), NlAttrGetSize(natAttr));
hasMinIp = TRUE;
break;
case OVS_NAT_ATTR_IP_MAX:
- if (natAttr->nlaLen < NLA_HDRLEN) {
- OVS_LOG_ERROR("Incorrect header length for "
- "OVS_NAT_ATTR_IP_MAX message.");
- break;
- }
memcpy(&natActionInfo.maxAddr,
- NlAttrData(natAttr), natAttr->nlaLen - NLA_HDRLEN);
+ NlAttrData(natAttr), NlAttrGetSize(natAttr));
hasMaxIp = TRUE;
break;
case OVS_NAT_ATTR_PROTO_MIN:
diff --git a/datapath-windows/ovsext/Netlink/Netlink.c b/datapath-windows/ovsext/Netlink/Netlink.c
index a63f06623..156732cdb 100644
--- a/datapath-windows/ovsext/Netlink/Netlink.c
+++ b/datapath-windows/ovsext/Netlink/Netlink.c
@@ -1000,7 +1000,7 @@ PCHAR
NlAttrGetString(const PNL_ATTR nla)
{
ASSERT(nla->nlaLen >= NLA_HDRLEN);
- if (!memchr(NlAttrGet(nla), '\0', nla->nlaLen - NLA_HDRLEN)) {
+ if (!memchr(NlAttrGet(nla), '\0', NlAttrGetSize(nla))) {
return NULL;
}
return NlAttrGet(nla);
diff --git a/datapath-windows/ovsext/Netlink/NetlinkProto.h b/datapath-windows/ovsext/Netlink/NetlinkProto.h
index 517531199..59b56565c 100644
--- a/datapath-windows/ovsext/Netlink/NetlinkProto.h
+++ b/datapath-windows/ovsext/Netlink/NetlinkProto.h
@@ -123,7 +123,7 @@ BUILD_ASSERT_DECL(sizeof(NL_ATTR) == 4);
#define GENL_HDRLEN NLMSG_ALIGN(sizeof(GENL_MSG_HDR))
#define NF_GEN_MSG_HDRLEN NLMSG_ALIGN(sizeof(NF_GEN_MSG_HDR))
#define OVS_HDRLEN NLMSG_ALIGN(sizeof(OVS_HDR))
-#define NLA_HDRLEN ((INT) NLA_ALIGN(sizeof(NL_ATTR)))
+#define NLA_HDRLEN ((UINT16) NLA_ALIGN(sizeof(NL_ATTR)))
#define NETLINK_NETFILTER 12
#define NETLINK_GENERIC 16