[PATCH 14/15] telemetry: add allocation function attributes

[Stephen Hemminger <stephen@networkplumber.org>]

Use function attributes to catch cases where telemetry data
is allocated but not freed correctly.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 lib/telemetry/rte_telemetry.h | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/lib/telemetry/rte_telemetry.h b/lib/telemetry/rte_telemetry.h
index 2ccfc73a5f..c4554e4028 100644
--- a/lib/telemetry/rte_telemetry.h
+++ b/lib/telemetry/rte_telemetry.h
@@ -414,16 +414,6 @@ __rte_experimental
 int
 rte_telemetry_register_cmd_arg(const char *cmd, telemetry_arg_cb fn, void *arg, const char *help);
 
-/**
- * Get a pointer to a container with memory allocated. The container is to be
- * used embedded within an existing telemetry dict/array.
- *
- * @return
- *  Pointer to a container.
- */
-struct rte_tel_data *
-rte_tel_data_alloc(void);
-
 /**
  * @internal
  * Free a container that has memory allocated.
@@ -435,6 +425,17 @@ rte_tel_data_alloc(void);
 void
 rte_tel_data_free(struct rte_tel_data *data);
 
+/**
+ * Get a pointer to a container with memory allocated. The container is to be
+ * used embedded within an existing telemetry dict/array.
+ *
+ * @return
+ *  Pointer to a container.
+ */
+struct rte_tel_data *
+rte_tel_data_alloc(void)
+	__rte_malloc __rte_dealloc(rte_tel_data_free, 1);
+
 #ifdef __cplusplus
 }
 #endif
-- 
2.45.2