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RDMA/rxe: Only allow invalidate for appropriate MRs

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Local and remote invalidate operations are not allowed by IBA for MRs
created by (re)register memory verbs. This patch checks the MR type in
rxe_invalidate_mr().

Link: https://lore.kernel.org/r/20210914164206.19768-6-rpearsonhpe@gmail.com
Signed-off-by: Bob Pearson <rpearsonhpe@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Bob Pearson 2021-09-14 11:42:07 -05:00 committed by Jason Gunthorpe
parent 647bf13ce9
commit 450f4f6aa1
1 changed files with 6 additions and 0 deletions
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6
drivers/infiniband/sw/rxe/rxe_mr.c
View file

@ -605,6 +605,12 @@ int rxe_invalidate_mr(struct rxe_qp *qp, u32 rkey)
goto err_drop_ref;
}
if (unlikely(mr->type != IB_MR_TYPE_MEM_REG)) {
pr_warn("%s: mr->type (%d) is wrong type\n", __func__, mr->type);
ret = -EINVAL;
goto err_drop_ref;
}
mr->state = RXE_MR_STATE_FREE;
ret = 0;