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pinctrl: mediatek: mtk-common: Use devm_kcalloc at appropriate places 

Prefer devm_kcalloc over devm_kzalloc with multiply.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Hongzhou Yang <hongzhou.yang@mediatek.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2015-03-12 21:53:32 +08:00 committed by Linus Walleij
parent 0dae530ccf
commit 0206caa81c
1 changed files with 7 additions and 10 deletions
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17
drivers/pinctrl/mediatek/pinctrl-mtk-common.c
View File

@ -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;