Update Makefile

Makefile

@@ -7,7 +7,8 @@ LIBS = -L $(WINDIVERTLIBS) -lWinDivert -lws2_32
 CC = $(CPREFIX)-gcc
 CCWINDRES = $(CPREFIX)-windres
 CFLAGS = -Wall -I $(WINDIVERTHEADERS) -L $(WINDIVERTLIBS) \
-         -O2 -fPIE -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2
+         -O2 -pie -fPIE -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2
+LDFLAGS = -pie
 
 .PHONY: default all clean
 

goodbyedpi.c

@@ -428,6 +428,10 @@ int main(int argc, char *argv[]) {
                 if (should_recalc_checksum) {
                     WinDivertHelperCalcChecksums(packet, packetLen, 0);
                 }
+                else {
+                    WinDivertHelperCalcChecksums(packet, packetLen,
+                                                 WINDIVERT_HELPER_NO_REPLACE);
+                }
                 WinDivertSend(w_filter, packet, packetLen, &addr, NULL);
             }
         }