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authorMark Bloch <markb@mellanox.com>2016-05-06 22:45:24 +0300
committerDoug Ledford <dledford@redhat.com>2016-05-14 02:40:01 +0300
commit5ed935e861a4cbf2158ad3386d6d26edd60d2658 (patch)
tree41d4437ccd146a6a585982c9cd1f323ef2fb7df0 /drivers/infiniband/core
parentfaca88273b68b71a15749e04037a4d7ee98fff2d (diff)
downloadlinux-5ed935e861a4cbf2158ad3386d6d26edd60d2658.tar.xz
IB/IWPM: Fix a potential skb leak
In case ibnl_put_msg fails in send_nlmsg_done, the function returns with -ENOMEM without freeing. This patch fixes this behavior. Fixes: 30dc5e63d6a5 ("RDMA/core: Add support for iWARP Port Mapper user space service") Signed-off-by: Mark Bloch <markb@mellanox.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Reviewed-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r--drivers/infiniband/core/iwpm_util.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/core/iwpm_util.c b/drivers/infiniband/core/iwpm_util.c
index 9b2bf2fb2b00..b65e06c560d7 100644
--- a/drivers/infiniband/core/iwpm_util.c
+++ b/drivers/infiniband/core/iwpm_util.c
@@ -634,6 +634,7 @@ static int send_nlmsg_done(struct sk_buff *skb, u8 nl_client, int iwpm_pid)
if (!(ibnl_put_msg(skb, &nlh, 0, 0, nl_client,
RDMA_NL_IWPM_MAPINFO, NLM_F_MULTI))) {
pr_warn("%s Unable to put NLMSG_DONE\n", __func__);
+ dev_kfree_skb(skb);
return -ENOMEM;
}
nlh->nlmsg_type = NLMSG_DONE;