Acked-By: Devesh Sharma <devesh.sharma@xxxxxxxxxxxx>
On Wed, Mar 8, 2017 at 7:04 PM, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Wed, 8 Mar 2017 12:50:14 +0100
> MIME-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: 8bit
>
> The script “checkpatch.pl“ pointed information out like the following.
>
> Comparison to NULL could be written !…
>
> Thus fix affected source code places.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 20 ++++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> index bfd86fd08847..bd719e7f134e 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> @@ -267,7 +267,7 @@ static int ocrdma_add_mmap(struct ocrdma_ucontext *uctx, u64 phy_addr,
> struct ocrdma_mm *mm;
>
> mm = kzalloc(sizeof(*mm), GFP_KERNEL);
> - if (mm == NULL)
> + if (!mm)
> return -ENOMEM;
> mm->key.phy_addr = phy_addr;
> mm->key.len = len;
> @@ -1187,7 +1187,7 @@ static int ocrdma_add_qpn_map(struct ocrdma_dev *dev, struct ocrdma_qp *qp)
> {
> int status = -EINVAL;
>
> - if (qp->id < OCRDMA_MAX_QP && dev->qp_tbl[qp->id] == NULL) {
> + if (qp->id < OCRDMA_MAX_QP && !dev->qp_tbl[qp->id]) {
> dev->qp_tbl[qp->id] = qp;
> status = 0;
> }
> @@ -1355,11 +1355,11 @@ static int ocrdma_alloc_wr_id_tbl(struct ocrdma_qp *qp)
> {
> qp->wqe_wr_id_tbl = kcalloc(qp->sq.max_cnt, sizeof(*qp->wqe_wr_id_tbl),
> GFP_KERNEL);
> - if (qp->wqe_wr_id_tbl == NULL)
> + if (!qp->wqe_wr_id_tbl)
> return -ENOMEM;
> qp->rqe_wr_id_tbl = kcalloc(qp->rq.max_cnt, sizeof(*qp->rqe_wr_id_tbl),
> GFP_KERNEL);
> - if (qp->rqe_wr_id_tbl == NULL)
> + if (!qp->rqe_wr_id_tbl)
> return -ENOMEM;
>
> return 0;
> @@ -1419,7 +1419,7 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
> goto gen_err;
> }
> ocrdma_set_qp_init_params(qp, pd, attrs);
> - if (udata == NULL)
> + if (!udata)
> qp->cap_flags |= (OCRDMA_QP_MW_BIND | OCRDMA_QP_LKEY0 |
> OCRDMA_QP_FAST_REG);
>
> @@ -1431,7 +1431,7 @@ struct ib_qp *ocrdma_create_qp(struct ib_pd *ibpd,
> goto mbx_err;
>
> /* user space QP's wr_id table are managed in library */
> - if (udata == NULL) {
> + if (!udata) {
> status = ocrdma_alloc_wr_id_tbl(qp);
> if (status)
> goto map_err;
> @@ -1892,11 +1892,11 @@ struct ib_srq *ocrdma_create_srq(struct ib_pd *ibpd,
> if (status)
> goto err;
>
> - if (udata == NULL) {
> + if (!udata) {
> srq->rqe_wr_id_tbl = kcalloc(srq->rq.max_cnt,
> sizeof(*srq->rqe_wr_id_tbl),
> GFP_KERNEL);
> - if (srq->rqe_wr_id_tbl == NULL)
> + if (!srq->rqe_wr_id_tbl)
> goto arm_err;
>
> srq->bit_fields_len = (srq->rq.max_cnt / 32) +
> @@ -1904,7 +1904,7 @@ struct ib_srq *ocrdma_create_srq(struct ib_pd *ibpd,
> srq->idx_bit_fields = kmalloc_array(srq->bit_fields_len,
> sizeof(*srq->idx_bit_fields),
> GFP_KERNEL);
> - if (srq->idx_bit_fields == NULL)
> + if (!srq->idx_bit_fields)
> goto arm_err;
> memset(srq->idx_bit_fields, 0xff,
> srq->bit_fields_len * sizeof(*srq->idx_bit_fields));
> @@ -2878,7 +2878,7 @@ static int ocrdma_poll_hwcq(struct ocrdma_cq *cq, int num_entries,
> if (qpn == 0)
> goto skip_cqe;
> qp = dev->qp_tbl[qpn];
> - BUG_ON(qp == NULL);
> + BUG_ON(!qp);
>
> expand = is_cqe_for_sq(cqe)
> ? ocrdma_poll_scqe(qp, cqe, ibwc, &polled, &stop)
> --
> 2.12.0
>
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