Acked-By: Devesh Sharma <devesh.sharma@xxxxxxxxxxxx>
On Sat, Apr 22, 2017 at 8:00 PM, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Sat, 22 Apr 2017 11:33:25 +0200
>
> * Multiplications for the size determination of memory allocations
> indicated that array data structures should be processed.
> Thus reuse the corresponding function "kcalloc".
>
> This issue was detected by using the Coccinelle software.
>
> * Delete the local variable "pd_bitmap_size" which became unnecessary
> with this refactoring.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
> index aa6967197620..c868314222b9 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c
> @@ -1505,7 +1505,6 @@ int ocrdma_mbx_dealloc_pd(struct ocrdma_dev *dev, struct ocrdma_pd *pd)
> static int ocrdma_mbx_alloc_pd_range(struct ocrdma_dev *dev)
> {
> int status = -ENOMEM;
> - size_t pd_bitmap_size;
> struct ocrdma_alloc_pd_range *cmd;
> struct ocrdma_alloc_pd_range_rsp *rsp;
>
> @@ -1527,10 +1526,10 @@ static int ocrdma_mbx_alloc_pd_range(struct ocrdma_dev *dev)
> dev->pd_mgr->pd_dpp_start = rsp->dpp_page_pdid &
> OCRDMA_ALLOC_PD_RNG_RSP_START_PDID_MASK;
> dev->pd_mgr->max_dpp_pd = rsp->pd_count;
> - pd_bitmap_size =
> - BITS_TO_LONGS(rsp->pd_count) * sizeof(long);
> - dev->pd_mgr->pd_dpp_bitmap = kzalloc(pd_bitmap_size,
> - GFP_KERNEL);
> + dev->pd_mgr->pd_dpp_bitmap
> + = kcalloc(BITS_TO_LONGS(rsp->pd_count),
> + sizeof(long),
> + GFP_KERNEL);
> }
> kfree(cmd);
> }
> @@ -1546,9 +1545,10 @@ static int ocrdma_mbx_alloc_pd_range(struct ocrdma_dev *dev)
> dev->pd_mgr->pd_norm_start = rsp->dpp_page_pdid &
> OCRDMA_ALLOC_PD_RNG_RSP_START_PDID_MASK;
> dev->pd_mgr->max_normal_pd = rsp->pd_count;
> - pd_bitmap_size = BITS_TO_LONGS(rsp->pd_count) * sizeof(long);
> - dev->pd_mgr->pd_norm_bitmap = kzalloc(pd_bitmap_size,
> - GFP_KERNEL);
> + dev->pd_mgr->pd_norm_bitmap
> + = kcalloc(BITS_TO_LONGS(rsp->pd_count),
> + sizeof(long),
> + GFP_KERNEL);
> }
> kfree(cmd);
>
> --
> 2.12.2
>
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