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authorYishai Hadas <yishaih@mellanox.com>2016-06-22 17:27:29 +0300
committerDoug Ledford <dledford@redhat.com>2016-06-23 10:07:03 -0400
commita6100603a4a87fc436199362bdb81cb849faaf6e (patch)
treeb1b993ebf09f7647d1c17ec97c89fb4dd5ede3ff /arch/score/include
parentf2940e2c76bb554a7fbdd28ca5b90904117a9e96 (diff)
downloadlinux-a6100603a4a87fc436199362bdb81cb849faaf6e.tar.gz
IB/mlx4: Fix error flow when sending mads under SRIOV
Fix mad send error flow to prevent double freeing address handles, and leaking tx_ring entries when SRIOV is active. If ib_mad_post_send fails, the address handle pointer in the tx_ring entry must be set to NULL (or there will be a double-free) and tx_tail must be incremented (or there will be a leak of tx_ring entries). The tx_ring is handled the same way in the send-completion handler. Fixes: 37bfc7c1e83f ("IB/mlx4: SR-IOV multiplex and demultiplex MADs") Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Reviewed-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'arch/score/include')
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