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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-01-05 10:52:23 -0600
committerDavid S. Miller <davem@davemloft.net>2019-01-07 11:42:08 -0500
commitf87d8ad9233f115db92c6c087d58403b0009ed36 (patch)
treecc30dc603aa2816f59110627eb9c95724a9fc6a3 /net/tipc
parenta29c3c09bad18ac2c91dfdbcc892a7a37e407227 (diff)
downloadlinux-f87d8ad9233f115db92c6c087d58403b0009ed36.tar.bz2
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: 46273cf7e009 ("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>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/netlink_compat.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 40f5cae623a7..77e4b2418f30 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -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) {