diff --git a/drivers/net/cxgb4/cxgb4.h b/drivers/net/cxgb4/cxgb4.h
index 3d4253d311eb50972c3037fb5e7b52ef2b18395b..f3d9f64188ffbe9a6a7baa14cf3d45220df3d116 100644
--- a/drivers/net/cxgb4/cxgb4.h
+++ b/drivers/net/cxgb4/cxgb4.h
@@ -497,7 +497,7 @@ struct adapter {
 
 	struct {
 		unsigned short vec;
-		char desc[14];
+		char desc[IFNAMSIZ + 10];
 	} msix_info[MAX_INGQ + 1];
 
 	struct sge sge;