flow_classify: fix memory leak in rule add

Free allocated memory of the rule if not added to the table.

Coverity issue: 257032
Fixes: 50bdac5916d9 ("flow_classify: remove table id parameter from API")
Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/lib/librte_flow_classify/rte_flow_classify.c b/lib/librte_flow_classify/rte_flow_classify.c
index 6fa6a74bed38236c0383a11990f554cacfc21068..55492a689def3df86091f72922febedfd1ee3efc 100644 (file)
--- a/lib/librte_flow_classify/rte_flow_classify.c
+++ b/lib/librte_flow_classify/rte_flow_classify.c
@@ -560,6 +560,7 @@ rte_flow_classify_table_entry_add(struct rte_flow_classifier *cls,
                        return rule;
                }
        }
+       free(rule);
        return NULL;
 }