On 03/18/2014 10:51 PM, Matei Oprea wrote:
> It's easier to use kcalloc for allocating arrays. While at it
> also remove useless casting value.
>
> Signed-off-by: Matei Oprea <eu@xxxxxxxxxxxxx>
> Cc: ROSEdu Kernel Community <firefly@xxxxxxxxxxxxxxxx>
> ---
> drivers/scsi/lpfc/lpfc_init.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
> index 68c94cc..0a51ca5 100644
> --- a/drivers/scsi/lpfc/lpfc_init.c
> +++ b/drivers/scsi/lpfc/lpfc_init.c
> @@ -4731,9 +4731,9 @@ lpfc_sli_driver_resource_setup(struct lpfc_hba *phba)
> }
>
> if (!phba->sli.ring)
> - phba->sli.ring = (struct lpfc_sli_ring *)
> - kzalloc(LPFC_SLI3_MAX_RING *
> + phba->sli.ring = kcalloc(LPFC_SLI3_MAX_RING,
> sizeof(struct lpfc_sli_ring), GFP_KERNEL);
> +
Just a nit please put this recheck inside the if(){} so in the hot path
when phba->sli.ring is already allocated it will not test twice.
> if (!phba->sli.ring)
and unlikely() on this if
> return -ENOMEM;
>
>
thanks
Boaz
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