Using the shift operator in macros makes the static analyzer on WDK 8.1 
confused.

Switch to multiplication when trying to get the data offset of the TCP header.

Signed-off-by: Alin Gabriel Serdean <[email protected]>
---
 datapath-windows/ovsext/NetProto.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/datapath-windows/ovsext/NetProto.h 
b/datapath-windows/ovsext/NetProto.h
index 92d6611..9a17dee 100644
--- a/datapath-windows/ovsext/NetProto.h
+++ b/datapath-windows/ovsext/NetProto.h
@@ -68,7 +68,7 @@ typedef UINT64 IP4FragUnitLength;
 // length UINT for ipv6 header length.
 typedef UINT64 IP6UnitLength;
 
-#define TCP_HDR_LEN(tcph)             IP4_UNITS_TO_BYTES((tcph)->doff)
+#define TCP_HDR_LEN(tcph)             ((tcph)->doff * 4)
 #define TCP_DATA_LENGTH(iph, tcph)    (ntohs(iph->tot_len) -                \
                                        IP4_HDR_LEN(iph) - TCP_HDR_LEN(tcph))
 
-- 
2.10.2.windows.1
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