On Wed, Mar 08, 2017 at 08:48:39PM +0530, Devesh Sharma wrote:
> Acked-By: Devesh Sharma <devesh.sharma@xxxxxxxxxxxx>
Reviewed-by: Yuval Shaia <yuval.shaia@xxxxxxxxxx>
>
> 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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