diff --git a/drivers/infiniband/hw/i40iw/i40iw_status.h b/drivers/infiniband/hw/i40iw/i40iw_status.h index b0110c15e04483b72faf9f9e8d5efa9303851b8f..91c421762f06797be844f0834d7ff09ff36bb5f9 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_status.h +++ b/drivers/infiniband/hw/i40iw/i40iw_status.h @@ -95,6 +95,7 @@ enum i40iw_status_code { I40IW_ERR_INVALID_MAC_ADDR = -65, I40IW_ERR_BAD_STAG = -66, I40IW_ERR_CQ_COMPL_ERROR = -67, + I40IW_ERR_QUEUE_DESTROYED = -68 }; #endif diff --git a/drivers/infiniband/hw/i40iw/i40iw_uk.c b/drivers/infiniband/hw/i40iw/i40iw_uk.c index 2cd9091abd3ede01d818e53b79064fe18045c1cd..e35faea88c134ca777c2914a2dcfaf87afc77a25 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_uk.c +++ b/drivers/infiniband/hw/i40iw/i40iw_uk.c @@ -802,6 +802,10 @@ static enum i40iw_status_code i40iw_cq_poll_completion(struct i40iw_cq_uk *cq, info->is_srq = (bool)RS_64(qword3, I40IWCQ_SRQ); qp = (struct i40iw_qp_uk *)(unsigned long)comp_ctx; + if (!qp) { + ret_code = I40IW_ERR_QUEUE_DESTROYED; + goto exit; + } wqe_idx = (u32)RS_64(qword3, I40IW_CQ_WQEIDX); info->qp_handle = (i40iw_qp_handle)(unsigned long)qp; @@ -859,6 +863,7 @@ static enum i40iw_status_code i40iw_cq_poll_completion(struct i40iw_cq_uk *cq, ret_code = 0; +exit: if (!ret_code && (info->comp_status == I40IW_COMPL_STATUS_FLUSHED)) if (pring && (I40IW_RING_MORE_WORK(*pring))) diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c index 45f70f5e14a782cf368dd192bd25c43e8362962b..eaa79c9fc8217576cce4104e86f2a21ab62d4d76 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c +++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c @@ -2259,6 +2259,8 @@ static int i40iw_poll_cq(struct ib_cq *ibcq, ret = ukcq->ops.iw_cq_poll_completion(ukcq, &cq_poll_info, true); if (ret == I40IW_ERR_QUEUE_EMPTY) { break; + } else if (ret == I40IW_ERR_QUEUE_DESTROYED) { + continue; } else if (ret) { if (!cqe_count) cqe_count = -1;