ovs-ofctl: Fix memory leak in "check-vlan" test command.

Found by valgrind.

Signed-off-by: Ben Pfaff <blp@nicira.com>

diff --git a/utilities/ovs-ofctl.c b/utilities/ovs-ofctl.c
index dd5f4ba..622e32f 100644 (file)
--- a/utilities/ovs-ofctl.c
+++ b/utilities/ovs-ofctl.c
@@ -2615,6 +2615,7 @@ ofctl_check_vlan(int argc OVS_UNUSED, char *argv[])
     printf("%04"PRIx16"/%04"PRIx16"\n",
            ntohs(fm.cr.flow.vlan_tci),
            ntohs(fm.cr.wc.vlan_tci_mask));
+    free(string_s);
 
     /* Convert to and from NXM. */
     ofpbuf_init(&nxm, 0);