pinctrl: at91: use devm_kasprintf() to avoid potential leaks

Use devm_kasprintf() instead of kasprintf() to avoid any potential
leaks. At the moment drivers have no remove functionality thus
there is no need for fixes tag.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20230203132714.1931596-1-claudiu.beznea@microchip.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
index 39b233f..373eed8 100644 (file)
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -1149,8 +1149,8 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
 
                pin_desc[i].number = i;
                /* Pin naming convention: P(bank_name)(bank_pin_number). */
-               pin_desc[i].name = kasprintf(GFP_KERNEL, "P%c%d",
-                                            bank + 'A', line);
+               pin_desc[i].name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "P%c%d",
+                                                 bank + 'A', line);
 
                group->name = group_names[i] = pin_desc[i].name;
                group->pin = pin_desc[i].number;

diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index 9a06635..735c501 100644 (file)
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -1875,7 +1875,7 @@ static int at91_gpio_probe(struct platform_device *pdev)
        }
 
        for (i = 0; i < chip->ngpio; i++)
-               names[i] = kasprintf(GFP_KERNEL, "pio%c%d", alias_idx + 'A', i);
+               names[i] = devm_kasprintf(&pdev->dev, GFP_KERNEL, "pio%c%d", alias_idx + 'A', i);
 
        chip->names = (const char *const *)names;