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-rw-r--r--drivers/net/ipg.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ipg.h b/drivers/net/ipg.h
index 446f3663ae6a..9c520ce264a6 100644
--- a/drivers/net/ipg.h
+++ b/drivers/net/ipg.h
@@ -598,6 +598,8 @@ enum ipg_regs {
#ifdef JUMBO_FRAME
/* IPG_TXFRAG_SIZE must <= 0x2b00, or TX will crash */
#define IPG_TXFRAG_SIZE JUMBO_FRAME_SIZE
+#else
+#define IPG_TXFRAG_SIZE 0 /* use default MTU */
#endif
/* Size of allocated received buffers. Nominally 0x0600.