app/testpmd: fix memory leaks after xstats errors

Fixes memory leaks detected by Coverity. These are due to ephemeral
memory allocations not being freed when errors occur.

Coverity issue: 127348

Fixes: e2aae1c1ced9 ("ethdev: remove name from extended statistic fetch")

Signed-off-by: Remy Horton <remy.horton@intel.com>

diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index 10f0a36..cb71c09 100644 (file)
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -281,6 +281,7 @@ nic_xstats_display(portid_t port_id)
        if (cnt_xstats != rte_eth_xstats_get_names(
                        port_id, xstats_names, cnt_xstats)) {
                printf("Error: Cannot get xstats lookup\n");
+               free(xstats_names);
                return;
        }
 
@@ -293,6 +294,8 @@ nic_xstats_display(portid_t port_id)
        }
        if (cnt_xstats != rte_eth_xstats_get(port_id, xstats, cnt_xstats)) {
                printf("Error: Unable to get xstats\n");
+               free(xstats_names);
+               free(xstats);
                return;
        }