RDMA/iw_cxgb4: Avoid freeing skb twice in arp failure case
[ Upstream commit d4934f45693651ea15357dd6c7c36be28b6da884 ] _put_ep_safe() and _put_pass_ep_safe() free the skb before it is freed by process_work(). fix double free by freeing the skb only in process_work(). Fixes: 1dad0ebe ("iw_cxgb4: Avoid touch after free error in ARP failure handlers") Link: https://lore.kernel.org/r/1572006880-5800-1-git-send-email-bharat@chelsio.comSigned-off-by: NDakshaja Uppalapati <dakshaja@chelsio.com> Signed-off-by: NPotnuri Bharat Teja <bharat@chelsio.com> Reviewed-by: NJason Gunthorpe <jgg@mellanox.com> Signed-off-by: NJason Gunthorpe <jgg@mellanox.com> Signed-off-by: NSasha Levin <sashal@kernel.org>
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