From bda7102d60bfdab2aa3f36ebd09a119206f264d0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Carlos=20Falgueras=20Garc=C3=ADa?= Date: Mon, 11 Jul 2016 18:07:40 +0200 Subject: src: Fix nftnl_*_get_data() to return the real attribute length MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit All getters must set the memory size of the attributes, ie. this includes the nul-termination in strings. For references to opaque objects hidden behind the curtain, report a zero size. Signed-off-by: Carlos Falgueras García Signed-off-by: Pablo Neira Ayuso --- src/rule.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/rule.c') diff --git a/src/rule.c b/src/rule.c index 2b23c8e..a0edca7 100644 --- a/src/rule.c +++ b/src/rule.c @@ -213,8 +213,10 @@ const void *nftnl_rule_get_data(const struct nftnl_rule *r, uint16_t attr, *data_len = sizeof(uint32_t); return &r->family; case NFTNL_RULE_TABLE: + *data_len = strlen(r->table) + 1; return r->table; case NFTNL_RULE_CHAIN: + *data_len = strlen(r->chain) + 1; return r->chain; case NFTNL_RULE_HANDLE: *data_len = sizeof(uint64_t); -- cgit v1.2.3