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-rw-r--r--src/ipcpd/eth/eth.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/src/ipcpd/eth/eth.c b/src/ipcpd/eth/eth.c
index 77a919ef..90a7b0fd 100644
--- a/src/ipcpd/eth/eth.c
+++ b/src/ipcpd/eth/eth.c
@@ -94,13 +94,22 @@
#endif
#define MAC_SIZE 6
-#if defined(__linux__) && defined(BUILD_ETH_DIX)
+#ifdef __linux__
+#ifndef ETH_MAX_MTU /* In if_ether.h as of Linux 4.10. */
+#define ETH_MAX_MTU 65535
+#endif /* ETH_MAX_MTU */
+#ifdef BUILD_ETH_DIX
#define ETH_MTU eth_data.mtu
-#define ETH_MTU_MAX ETH_MAX_MTU /* if_ether.h */
+#define ETH_MTU_MAX ETH_MAX_MTU
#else
+#define ETH_MTU eth_data.mtu
+#define ETH_MTU_MAX 1500
+#endif /* BUILD_ETH_DIX */
+#else /* __linux__ */
#define ETH_MTU 1500
#define ETH_MTU_MAX ETH_MTU
-#endif
+#endif /* __linux__ */
+
#define ETH_TYPE_LENGTH_SIZE sizeof(uint16_t)
#define ETH_HEADER_SIZE (2 * MAC_SIZE + ETH_TYPE_LENGTH_SIZE)