Message ID | 20211105124242.27288-12-andriy.shevchenko@linux.intel.com |
---|---|
State | New |
Headers | show |
Series | [v1,01/19] lib/string_helpers: Introduce kasprintf_strarray() | expand |
Hello Andy, > Since we have a generic helper, switch the module to use it. > > As a side effect, add check for the memory allocation failures and > cleanup it either in error case or when driver is unloading. > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Gregory CLEMENT <gregory.clement@bootlin.com> Thanks, Gregory > --- > drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > > diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c > index f48745c43419..08cad14042e2 100644 > --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c > +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c > @@ -23,6 +23,7 @@ > #include <linux/platform_device.h> > #include <linux/regmap.h> > #include <linux/slab.h> > +#include <linux/string_helpers.h> > > #include "../pinctrl-utils.h" > > @@ -951,6 +952,7 @@ static int armada_37xx_pinctrl_register(struct platform_device *pdev, > struct pinctrl_desc *ctrldesc = &info->pctl; > struct pinctrl_pin_desc *pindesc, *pdesc; > struct device *dev = &pdev->dev; > + char **pin_names; > int pin, ret; > > info->groups = pin_data->groups; > @@ -969,11 +971,14 @@ static int armada_37xx_pinctrl_register(struct platform_device *pdev, > ctrldesc->pins = pindesc; > ctrldesc->npins = pin_data->nr_pins; > > + pin_names = devm_kasprintf_strarray(dev, pin_data->name, pin_data->nr_pins); > + if (IS_ERR(pin_names)) > + return PTR_ERR(pin_names); > + > pdesc = pindesc; > for (pin = 0; pin < pin_data->nr_pins; pin++) { > pdesc->number = pin; > - pdesc->name = kasprintf(GFP_KERNEL, "%s-%d", > - pin_data->name, pin); > + pdesc->name = pin_names[pin]; > pdesc++; > } > > -- > 2.33.0 >
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c index f48745c43419..08cad14042e2 100644 --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c @@ -23,6 +23,7 @@ #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/slab.h> +#include <linux/string_helpers.h> #include "../pinctrl-utils.h" @@ -951,6 +952,7 @@ static int armada_37xx_pinctrl_register(struct platform_device *pdev, struct pinctrl_desc *ctrldesc = &info->pctl; struct pinctrl_pin_desc *pindesc, *pdesc; struct device *dev = &pdev->dev; + char **pin_names; int pin, ret; info->groups = pin_data->groups; @@ -969,11 +971,14 @@ static int armada_37xx_pinctrl_register(struct platform_device *pdev, ctrldesc->pins = pindesc; ctrldesc->npins = pin_data->nr_pins; + pin_names = devm_kasprintf_strarray(dev, pin_data->name, pin_data->nr_pins); + if (IS_ERR(pin_names)) + return PTR_ERR(pin_names); + pdesc = pindesc; for (pin = 0; pin < pin_data->nr_pins; pin++) { pdesc->number = pin; - pdesc->name = kasprintf(GFP_KERNEL, "%s-%d", - pin_data->name, pin); + pdesc->name = pin_names[pin]; pdesc++; }
Since we have a generic helper, switch the module to use it. As a side effect, add check for the memory allocation failures and cleanup it either in error case or when driver is unloading. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)