diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/sh/pfc/core.c | 20 | ||||
| -rw-r--r-- | drivers/sh/pfc/gpio.c | 8 | ||||
| -rw-r--r-- | drivers/sh/pfc/pinctrl.c | 31 |
3 files changed, 19 insertions, 40 deletions
diff --git a/drivers/sh/pfc/core.c b/drivers/sh/pfc/core.c index 6d162e694e68..54919026ac12 100644 --- a/drivers/sh/pfc/core.c +++ b/drivers/sh/pfc/core.c @@ -33,9 +33,6 @@ static void pfc_iounmap(struct sh_pfc *pfc) for (k = 0; k < pfc->pdata->num_resources; k++) if (pfc->window[k].virt) iounmap(pfc->window[k].virt); - - kfree(pfc->window); - pfc->window = NULL; } static int pfc_ioremap(struct sh_pfc *pfc) @@ -46,10 +43,10 @@ static int pfc_ioremap(struct sh_pfc *pfc) if (!pfc->pdata->num_resources) return 0; - pfc->window = kzalloc(pfc->pdata->num_resources * sizeof(*pfc->window), - GFP_NOWAIT); + pfc->window = devm_kzalloc(pfc->dev, pfc->pdata->num_resources * + sizeof(*pfc->window), GFP_NOWAIT); if (!pfc->window) - goto err1; + return -ENOMEM; for (k = 0; k < pfc->pdata->num_resources; k++) { res = pfc->pdata->resource + k; @@ -58,16 +55,13 @@ static int pfc_ioremap(struct sh_pfc *pfc) pfc->window[k].size = resource_size(res); pfc->window[k].virt = ioremap_nocache(res->start, resource_size(res)); - if (!pfc->window[k].virt) - goto err2; + if (!pfc->window[k].virt) { + pfc_iounmap(pfc); + return -ENOMEM; + } } return 0; - -err2: - pfc_iounmap(pfc); -err1: - return -1; } static void __iomem *pfc_phys_to_virt(struct sh_pfc *pfc, diff --git a/drivers/sh/pfc/gpio.c b/drivers/sh/pfc/gpio.c index a32ea8083b91..37493e5fe2ee 100644 --- a/drivers/sh/pfc/gpio.c +++ b/drivers/sh/pfc/gpio.c @@ -11,6 +11,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME " gpio: " fmt +#include <linux/device.h> #include <linux/init.h> #include <linux/gpio.h> #include <linux/slab.h> @@ -143,7 +144,7 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc) struct sh_pfc_chip *chip; int ret; - chip = kzalloc(sizeof(struct sh_pfc_chip), GFP_KERNEL); + chip = devm_kzalloc(pfc->dev, sizeof(*chip), GFP_KERNEL); if (unlikely(!chip)) return -ENOMEM; @@ -152,10 +153,8 @@ int sh_pfc_register_gpiochip(struct sh_pfc *pfc) sh_pfc_gpio_setup(chip); ret = gpiochip_add(&chip->gpio_chip); - if (unlikely(ret < 0)) { - kfree(chip); + if (unlikely(ret < 0)) return ret; - } pfc->gpio = chip; @@ -175,7 +174,6 @@ int sh_pfc_unregister_gpiochip(struct sh_pfc *pfc) if (unlikely(ret < 0)) return ret; - kfree(chip); pfc->gpio = NULL; return 0; } diff --git a/drivers/sh/pfc/pinctrl.c b/drivers/sh/pfc/pinctrl.c index 2fc873137ce8..b3dbefd5658b 100644 --- a/drivers/sh/pfc/pinctrl.c +++ b/drivers/sh/pfc/pinctrl.c @@ -11,6 +11,7 @@ #define DRV_NAME "sh-pfc" #define pr_fmt(fmt) KBUILD_MODNAME " pinctrl: " fmt +#include <linux/device.h> #include <linux/init.h> #include <linux/module.h> #include <linux/sh_pfc.h> @@ -357,8 +358,8 @@ static int sh_pfc_map_gpios(struct sh_pfc *pfc, struct sh_pfc_pinctrl *pmx) pmx->nr_pads = pfc->pdata->last_gpio - pfc->pdata->first_gpio + 1; - pmx->pads = kmalloc(sizeof(struct pinctrl_pin_desc) * pmx->nr_pads, - GFP_KERNEL); + pmx->pads = devm_kzalloc(pfc->dev, sizeof(*pmx->pads) * pmx->nr_pads, + GFP_KERNEL); if (unlikely(!pmx->pads)) { pmx->nr_pads = 0; return -ENOMEM; @@ -399,8 +400,8 @@ static int sh_pfc_map_functions(struct sh_pfc *pfc, struct sh_pfc_pinctrl *pmx) unsigned long flags; int i, fn; - pmx->functions = kzalloc(pmx->nr_functions * sizeof(void *), - GFP_KERNEL); + pmx->functions = devm_kzalloc(pfc->dev, pmx->nr_functions * + sizeof(*pmx->functions), GFP_KERNEL); if (unlikely(!pmx->functions)) return -ENOMEM; @@ -423,7 +424,7 @@ int sh_pfc_register_pinctrl(struct sh_pfc *pfc) struct sh_pfc_pinctrl *pmx; int ret; - pmx = kzalloc(sizeof(struct sh_pfc_pinctrl), GFP_KERNEL); + pmx = devm_kzalloc(pfc->dev, sizeof(*pmx), GFP_KERNEL); if (unlikely(!pmx)) return -ENOMEM; @@ -438,13 +439,11 @@ int sh_pfc_register_pinctrl(struct sh_pfc *pfc) ret = sh_pfc_map_functions(pfc, pmx); if (unlikely(ret != 0)) - goto free_pads; + return ret; pmx->pctl = pinctrl_register(&sh_pfc_pinctrl_desc, pfc->dev, pmx); - if (IS_ERR(pmx->pctl)) { - ret = PTR_ERR(pmx->pctl); - goto free_functions; - } + if (IS_ERR(pmx->pctl)) + return PTR_ERR(pmx->pctl); sh_pfc_gpio_range.npins = pfc->pdata->last_gpio - pfc->pdata->first_gpio + 1; @@ -454,14 +453,6 @@ int sh_pfc_register_pinctrl(struct sh_pfc *pfc) pinctrl_add_gpio_range(pmx->pctl, &sh_pfc_gpio_range); return 0; - -free_functions: - kfree(pmx->functions); -free_pads: - kfree(pmx->pads); - kfree(pmx); - - return ret; } int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc) @@ -470,10 +461,6 @@ int sh_pfc_unregister_pinctrl(struct sh_pfc *pfc) pinctrl_unregister(pmx->pctl); - kfree(pmx->functions); - kfree(pmx->pads); - kfree(pmx); - pfc->pinctrl = NULL; return 0; } |