gpio: mockup: Switch to use kasprintf_strarray()

Since we have a generic helper, switch the module to use it.
No functional change intended.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Bartosz Golaszewski <brgl@bgdev.pl>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index d26bff29157b5d9b5004dbfc59457d99e2ca5dbc..8943cea92764204e8c037b759009ea6d33edf7a5 100644 (file)
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -491,27 +491,6 @@ static void gpio_mockup_unregister_pdevs(void)
        }
 }
 
-static __init char **gpio_mockup_make_line_names(const char *label,
-                                                unsigned int num_lines)
-{
-       unsigned int i;
-       char **names;
-
-       names = kcalloc(num_lines + 1, sizeof(char *), GFP_KERNEL);
-       if (!names)
-               return NULL;
-
-       for (i = 0; i < num_lines; i++) {
-               names[i] = kasprintf(GFP_KERNEL, "%s-%u", label, i);
-               if (!names[i]) {
-                       kfree_strarray(names, i);
-                       return NULL;
-               }
-       }
-
-       return names;
-}
-
 static int __init gpio_mockup_register_chip(int idx)
 {
        struct property_entry properties[GPIO_MOCKUP_MAX_PROP];
@@ -538,7 +517,7 @@ static int __init gpio_mockup_register_chip(int idx)
        properties[prop++] = PROPERTY_ENTRY_U16("nr-gpios", ngpio);
 
        if (gpio_mockup_named_lines) {
-               line_names = gpio_mockup_make_line_names(chip_label, ngpio);
+               line_names = kasprintf_strarray(GFP_KERNEL, chip_label, ngpio);
                if (!line_names)
                        return -ENOMEM;