Hi Himanshu,

On Oct 6, 2017, at 2:57 PM, Himanshu Jha <himanshujha199...@gmail.com> wrote:
> 
> Use kasprintf instead of combination of kmalloc and sprintf.
> 
> Signed-off-by: Himanshu Jha <himanshujha199...@gmail.com>
> ---
> drivers/scsi/be2iscsi/be_main.c | 12 +++++-------
> 1 file changed, 5 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
> index b4542e7..6a9ee0e 100644
> --- a/drivers/scsi/be2iscsi/be_main.c
> +++ b/drivers/scsi/be2iscsi/be_main.c
> @@ -803,15 +803,14 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba)
> 
>       if (pcidev->msix_enabled) {
>               for (i = 0; i < phba->num_cpus; i++) {
> -                     phba->msi_name[i] = kzalloc(BEISCSI_MSI_NAME,
> -                                                 GFP_KERNEL);
> +                     phba->msi_name[i] = kasprintf(GFP_KERNEL,
> +                                                   "beiscsi_%02x_%02x",
> +                                                   phba->shost->host_no, i);
>                       if (!phba->msi_name[i]) {
>                               ret = -ENOMEM;
>                               goto free_msix_irqs;
>                       }
> 
> -                     sprintf(phba->msi_name[i], "beiscsi_%02x_%02x",
> -                             phba->shost->host_no, i);
>                       ret = request_irq(pci_irq_vector(pcidev, i),
>                                         be_isr_msix, 0, phba->msi_name[i],
>                                         &phwi_context->be_eq[i]);
> @@ -824,13 +823,12 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba)
>                               goto free_msix_irqs;
>                       }
>               }
> -             phba->msi_name[i] = kzalloc(BEISCSI_MSI_NAME, GFP_KERNEL);
> +             phba->msi_name[i] = kasprintf(GFP_KERNEL, "beiscsi_mcc_%02x",
> +                                           phba->shost->host_no);
>               if (!phba->msi_name[i]) {
>                       ret = -ENOMEM;
>                       goto free_msix_irqs;
>               }
> -             sprintf(phba->msi_name[i], "beiscsi_mcc_%02x",
> -                     phba->shost->host_no);
>               ret = request_irq(pci_irq_vector(pcidev, i), be_isr_mcc, 0,
>                                 phba->msi_name[i], &phwi_context->be_eq[i]);
>               if (ret) {
> -- 
> 2.7.4

Since you are getting rid of the only use for BEISCSI_MSI_NAME within 
drivers/scsi/be2iscsi/be_main.h, that should be removed too.

--
Kyle Fortin - Oracle Linux Engineering




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