[PATCH] ethdev: add extension keyword to statement expression macro

[Tyler Retzlaff <roretzla@linux.microsoft.com>]

add missing __extension__ keyword to macros using gcc statement
expression extension.

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
---
 lib/ethdev/rte_mtr.c | 10 +++++-----
 lib/ethdev/rte_tm.c  |  6 +++---
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/lib/ethdev/rte_mtr.c b/lib/ethdev/rte_mtr.c
index 4e94af9..900837b 100644
--- a/lib/ethdev/rte_mtr.c
+++ b/lib/ethdev/rte_mtr.c
@@ -41,14 +41,14 @@
 }
 
 #define RTE_MTR_FUNC(port_id, func)			\
-({							\
+__extension__ ({					\
 	const struct rte_mtr_ops *ops =			\
-		rte_mtr_ops_get(port_id, error);		\
-	if (ops == NULL)					\
+		rte_mtr_ops_get(port_id, error);	\
+	if (ops == NULL)				\
 		return -rte_errno;			\
 							\
 	if (ops->func == NULL)				\
-		return -rte_mtr_error_set(error,		\
+		return -rte_mtr_error_set(error,	\
 			ENOSYS,				\
 			RTE_MTR_ERROR_TYPE_UNSPECIFIED,	\
 			NULL,				\
@@ -58,7 +58,7 @@
 })
 
 #define RTE_MTR_HNDL_FUNC(port_id, func)		\
-({							\
+__extension__ ({					\
 	const struct rte_mtr_ops *ops =			\
 		rte_mtr_ops_get(port_id, error);	\
 	if (ops == NULL)				\
diff --git a/lib/ethdev/rte_tm.c b/lib/ethdev/rte_tm.c
index 2d08141..d594fe0 100644
--- a/lib/ethdev/rte_tm.c
+++ b/lib/ethdev/rte_tm.c
@@ -40,11 +40,11 @@
 	return ops;
 }
 
-#define RTE_TM_FUNC(port_id, func)				\
-({							\
+#define RTE_TM_FUNC(port_id, func)			\
+__extension__ ({					\
 	const struct rte_tm_ops *ops =			\
 		rte_tm_ops_get(port_id, error);		\
-	if (ops == NULL)					\
+	if (ops == NULL)				\
 		return -rte_errno;			\
 							\
 	if (ops->func == NULL)				\
-- 
1.8.3.1