Messages in this thread Patch in this message | | | Date | Mon, 27 Feb 2012 17:02:26 -0800 | From | Greg KH <> | Subject | [ 23/73] ipv6-multicast: Fix memory leak in IPv6 multicast. |
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3.0-stable review patch. If anyone has any objections, please let me know.
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From: Ben Greear <greearb@candelatech.com>
[ Upstream commit 67928c4041606f02725f3c95c4c0404e4532df1b ]
If reg_vif_xmit cannot find a routing entry, be sure to free the skb before returning the error.
Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- net/ipv6/ip6mr.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -696,8 +696,10 @@ static netdev_tx_t reg_vif_xmit(struct s int err; err = ip6mr_fib_lookup(net, &fl6, &mrt); - if (err < 0) + if (err < 0) { + kfree_skb(skb); return err; + } read_lock(&mrt_lock); dev->stats.tx_bytes += skb->len;
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