Commit f87d8ad9 authored Jan 05, 2019 by Gustavo A. R. Silva Committed by David S. Miller Jan 07, 2019

tipc: fix memory leak in tipc_nl_compat_publ_dump



There is a memory leak in case genlmsg_put fails.

Fix this by freeing *args* before return.

Addresses-Coverity-ID: 1476406 ("Resource leak")
Fixes: 46273cf7 ("tipc: fix a missing check of genlmsg_put")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent a29c3c09

net/tipc/netlink_compat.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -904,8 +904,10 @@ static int tipc_nl_compat_publ_dump(struct tipc_nl_compat_msg *msg, u32 sock)

		hdr = genlmsg_put(args, 0, 0, &tipc_genl_family, NLM_F_MULTI,
		TIPC_NL_PUBL_GET);
		if (!hdr)
		if (!hdr) {
		kfree_skb(args);
		return -EMSGSIZE;
		}

		nest = nla_nest_start(args, TIPC_NLA_SOCK);
		if (!nest) {

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