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gpio fixes for v5.15

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- fix the return value check when parsing the ngpios property in gpio-xgs-iproc
 - check the return value of bgpio_init() in gpio-mlxbf2
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Merge tag 'gpio-fixes-for-v5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux

Pull gpio fixes from Bartosz Golaszewski:

 - fix the return value check when parsing the ngpios property in
   gpio-xgs-iproc

 - check the return value of bgpio_init() in gpio-mlxbf2

* tag 'gpio-fixes-for-v5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux:
  gpio: mlxbf2.c: Add check for bgpio_init failure
  gpio: xgs-iproc: fix parsing of ngpios property
This commit is contained in:
Linus Torvalds 2021-10-29 17:04:38 -07:00
parent a379fbbcb8 c0eee6fbfa
commit db2398a56a
2 changed files with 6 additions and 1 deletions
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5
drivers/gpio/gpio-mlxbf2.c
View file

@ -256,6 +256,11 @@ mlxbf2_gpio_probe(struct platform_device *pdev)
NULL,
0);
if (ret) {
dev_err(dev, "bgpio_init failed\n");
return ret;
}
gc->direction_input = mlxbf2_gpio_direction_input;
gc->direction_output = mlxbf2_gpio_direction_output;
gc->ngpio = npins;

2
drivers/gpio/gpio-xgs-iproc.c
View file

@ -224,7 +224,7 @@ static int iproc_gpio_probe(struct platform_device *pdev)
}
chip->gc.label = dev_name(dev);
if (of_property_read_u32(dn, "ngpios", &num_gpios))
if (!of_property_read_u32(dn, "ngpios", &num_gpios))
chip->gc.ngpio = num_gpios;
irq = platform_get_irq(pdev, 0);