datapath: Fix checksum update for actions on UDP packets.

[sliver-openvswitch.git] / datapath / linux / compat / include / linux / checksum.h

diff --git a/datapath/linux/compat/include/linux/checksum.h b/datapath/linux/compat/include/linux/checksum.h
new file mode 100644 (file)
index 0000000..1d4fefc
--- /dev/null
+++ b/datapath/linux/compat/include/linux/checksum.h
@@ -0,0 +1,10 @@
+#ifndef __LINUX_CHECKSUM_WRAPPER_H
+#define __LINUX_CHECKSUM_WRAPPER_H 1
+
+#include_next <linux/checksum.h>
+
+#ifndef CSUM_MANGLED_0
+#define CSUM_MANGLED_0 ((__force __sum16)0xffff)
+#endif
+
+#endif