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IB/ipath: Fix sanity checks on QP number of WRs and SGEs

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The receive queue number of WRs and SGEs shouldn't be checked if a
SRQ is specified.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Ralph Campbell 2008-04-16 21:09:25 -07:00 committed by Roland Dreier
parent 69bd74c696
commit 10a8c3cd01
1 changed files with 16 additions and 10 deletions
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26
drivers/infiniband/hw/ipath/ipath_qp.c
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@ -748,19 +748,25 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd,
struct ib_qp *ret;
if (init_attr->cap.max_send_sge > ib_ipath_max_sges ||
init_attr->cap.max_recv_sge > ib_ipath_max_sges ||
init_attr->cap.max_send_wr > ib_ipath_max_qp_wrs ||
init_attr->cap.max_recv_wr > ib_ipath_max_qp_wrs) {
ret = ERR_PTR(-ENOMEM);
init_attr->cap.max_send_wr > ib_ipath_max_qp_wrs) {
ret = ERR_PTR(-EINVAL);
goto bail;
}
if (init_attr->cap.max_send_sge +
init_attr->cap.max_recv_sge +
init_attr->cap.max_send_wr +
init_attr->cap.max_recv_wr == 0) {
ret = ERR_PTR(-EINVAL);
goto bail;
/* Check receive queue parameters if no SRQ is specified. */
if (!init_attr->srq) {
if (init_attr->cap.max_recv_sge > ib_ipath_max_sges ||
init_attr->cap.max_recv_wr > ib_ipath_max_qp_wrs) {
ret = ERR_PTR(-EINVAL);
goto bail;
}
if (init_attr->cap.max_send_sge +
init_attr->cap.max_send_wr +
init_attr->cap.max_recv_sge +
init_attr->cap.max_recv_wr == 0) {
ret = ERR_PTR(-EINVAL);
goto bail;
}
}
switch (init_attr->qp_type) {