On Thu, 2015-03-12 at 21:53 +0800, Axel Lin wrote: > Prefer devm_kcalloc over devm_kzalloc with multiply. > > Signed-off-by: Axel Lin <[email protected]> > --- > drivers/pinctrl/mediatek/pinctrl-mtk-common.c | 17 +++++++---------- > 1 file changed, 7 insertions(+), 10 deletions(-) > > diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c > b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c > index f82f57a..493294c 100644 > --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c > +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c > @@ -1076,16 +1076,14 @@ static int mtk_pctrl_build_state(struct > platform_device *pdev) > pctl->ngroups = pctl->devdata->npins; > > /* Allocate groups */ > - pctl->groups = devm_kzalloc(&pdev->dev, > - pctl->ngroups * sizeof(*pctl->groups), > - GFP_KERNEL); > + pctl->groups = devm_kcalloc(&pdev->dev, pctl->ngroups, > + sizeof(*pctl->groups), GFP_KERNEL); > if (!pctl->groups) > return -ENOMEM; > > /* We assume that one pin is one group, use pin name as group name. */ > - pctl->grp_names = devm_kzalloc(&pdev->dev, > - pctl->ngroups * sizeof(*pctl->grp_names), > - GFP_KERNEL); > + pctl->grp_names = devm_kcalloc(&pdev->dev, pctl->ngroups, > + sizeof(*pctl->grp_names), GFP_KERNEL); > if (!pctl->grp_names) > return -ENOMEM; > > @@ -1152,8 +1150,7 @@ int mtk_pctrl_init(struct platform_device *pdev, > return -EINVAL; > } > > - pins = devm_kzalloc(&pdev->dev, > - pctl->devdata->npins * sizeof(*pins), > + pins = devm_kcalloc(&pdev->dev, pctl->devdata->npins, sizeof(*pins), > GFP_KERNEL); > if (!pins) > return -ENOMEM; > @@ -1211,8 +1208,8 @@ int mtk_pctrl_init(struct platform_device *pdev, > goto chip_error; > } > > - pctl->eint_dual_edges = devm_kzalloc(&pdev->dev, > - sizeof(int) * pctl->devdata->ap_num, GFP_KERNEL); > + pctl->eint_dual_edges = devm_kcalloc(&pdev->dev, pctl->devdata->ap_num, > + sizeof(int), GFP_KERNEL); > if (!pctl->eint_dual_edges) { > ret = -ENOMEM; > goto chip_error;
Hi Axel, Thanks a lot. Acked-by: Hongzhou Yang <[email protected]> Hongzhou -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
