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Open Source and information security mailing list archives
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Date: Thu, 7 Aug 2014 06:40:13 +0200 From: Nick Krause <xerofoiify@...il.com> To: Linus Walleij <linus.walleij@...aro.org>, Alexandre Courbot <gnurou@...il.com>, linux-gpio@...r.kernel.org (open list:GPIO SUBSYSTEM), linux-kernel@...r.kernel.org (open list) Subject: [PATCH] drivers/gpio: Check return value to silence warning Check for return value to fix the following error drivers/gpio/gpio-sch311x.c: In function 'sch311x_gpio_probe': drivers/gpio/gpio-sch311x.c:286:18: warning: ignoring return value of 'gpiochip_remove', declared with attribute warn_unused_result [-Wunused-result] in the context we do not need to check but checking makes compiler happy. With help from kernelnewbies. Signed-off-by: Nick Krause <xerofoify@...il.com> --- drivers/gpio/gpio-sch311x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-sch311x.c b/drivers/gpio/gpio-sch311x.c index f942b80..af35e99 100644 --- a/drivers/gpio/gpio-sch311x.c +++ b/drivers/gpio/gpio-sch311x.c @@ -283,7 +283,7 @@ exit_err: release_region(pdata->runtime_reg + GP1, 6); /* release already registered chips */ for (--i; i >= 0; i--) - gpiochip_remove(&priv->blocks[i].chip); + WARN_ON(gpiochip_remove(&priv->blocks[i].chip)); return err; } -- 2.0.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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