datapath: Make VERIFY_NUL_STRING verify the string length too.

[sliver-openvswitch.git] / datapath / brcompat.c

diff --git a/datapath/brcompat.c b/datapath/brcompat.c
index 15cec9c..43cbfb0 100644 (file)
--- a/datapath/brcompat.c
+++ b/datapath/brcompat.c
@@ -408,9 +408,13 @@ static struct genl_ops brc_genl_ops_query_dp = {
 static struct nla_policy brc_genl_policy[BRC_GENL_A_MAX + 1] = {
        [BRC_GENL_A_ERR_CODE] = { .type = NLA_U32 },
 
-       [BRC_GENL_A_PROC_DIR] = { .type = NLA_NUL_STRING },
-       [BRC_GENL_A_PROC_NAME] = { .type = NLA_NUL_STRING },
+#ifdef HAVE_NLA_NUL_STRING
+       [BRC_GENL_A_PROC_DIR] = { .type = NLA_NUL_STRING,
+                                 .len = BRC_NAME_LEN_MAX },
+       [BRC_GENL_A_PROC_NAME] = { .type = NLA_NUL_STRING,
+                                 .len = BRC_NAME_LEN_MAX },
        [BRC_GENL_A_PROC_DATA] = { .type = NLA_NUL_STRING },
+#endif
 
        [BRC_GENL_A_FDB_DATA] = { .type = NLA_UNSPEC },
 };