diff options
| author | Sindhu-Devale <sindhu.devale@intel.com> | 2022-09-06 17:32:43 -0500 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2022-09-07 11:22:18 +0300 |
| commit | 2c8844431d065ae15a6b442f5769b60aeaaa07af (patch) | |
| tree | ed3b3fce7029218d27a9b8a79f313c96d53781b8 /drivers | |
| parent | dcb23bbb1de7e009875fdfac2b8a9808a9319cc6 (diff) | |
| download | lwn-2c8844431d065ae15a6b442f5769b60aeaaa07af.tar.gz lwn-2c8844431d065ae15a6b442f5769b60aeaaa07af.zip | |
RDMA/irdma: Use s/g array in post send only when its valid
Send with invalidate verb call can pass in an
uninitialized s/g array with 0 sge's which is
filled into irdma WQE and causes a HW asynchronous
event.
Fix this by using the s/g array in irdma post send
only when its valid.
Fixes: 551c46e ("RDMA/irdma: Add user/kernel shared libraries")
Signed-off-by: Sindhu-Devale <sindhu.devale@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Link: https://lore.kernel.org/r/20220906223244.1119-5-shiraz.saleem@intel.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/irdma/uk.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/irdma/uk.c b/drivers/infiniband/hw/irdma/uk.c index d003ad864ee4..a6e5d350a94c 100644 --- a/drivers/infiniband/hw/irdma/uk.c +++ b/drivers/infiniband/hw/irdma/uk.c @@ -497,7 +497,8 @@ int irdma_uk_send(struct irdma_qp_uk *qp, struct irdma_post_sq_info *info, FIELD_PREP(IRDMAQPSQ_IMMDATA, info->imm_data)); i = 0; } else { - qp->wqe_ops.iw_set_fragment(wqe, 0, op_info->sg_list, + qp->wqe_ops.iw_set_fragment(wqe, 0, + frag_cnt ? op_info->sg_list : NULL, qp->swqe_polarity); i = 1; } |