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IB/rxe: Prevent from completer to operate on non valid QP
authorYonatan Cohen <yonatanc@mellanox.com>
Thu, 19 Jan 2017 13:25:59 +0000 (15:25 +0200)
committerDoug Ledford <dledford@redhat.com>
Tue, 24 Jan 2017 21:17:32 +0000 (16:17 -0500)
commit2d4b21e0a2913612274a69a3ba1bfee4cffc6e77
tree595ca21e04b7db8f27e5e178753ff1b0ba677e77tree | snapshot (tar.gz zip)
parentf39f775218a7520e3700de2003c84a042c3b5972commit | diff
IB/rxe: Prevent from completer to operate on non valid QP

On UD QP completer tasklet is scheduled for each packet sent.

If it is followed by a destroy_qp(), the kernel panic will
happen as the completer tries to operate on a destroyed QP.

Fixes: 8700e3e7c485 ("Soft RoCE driver")
Signed-off-by: Yonatan Cohen <yonatanc@mellanox.com>
Reviewed-by: Moni Shoua <monis@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/sw/rxe/rxe_qp.c diff | blob | blame | history
Motorola kernel-slsi