[PATCH] graph: fix memory leak in node clone

[pbhagavatula]

From: Pavan Nikhilesh <pbhagavat...@marvell.com>

Free memory allocated for the node when xstats memory
allocation fails.

Coverity issue: 445529
Fixes: 070db97e017b ("graph: support node xstats")

Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com>
---
 lib/graph/node.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/graph/node.c b/lib/graph/node.c
index f15922892e..eb685b409f 100644
--- a/lib/graph/node.c
+++ b/lib/graph/node.c
@@ -156,7 +156,7 @@ node_clone(struct node *node, const char *name)
                                     (node->xstats->nb_xstats * 
RTE_NODE_XSTAT_DESC_SIZE));
                if (reg->xstats == NULL) {
                        rte_errno = ENOMEM;
-                       goto fail;
+                       goto free;
                }
 
                for (i = 0; i < node->xstats->nb_xstats; i++)
-- 
2.25.1