Commit f6d9af47 authored Sep 06, 2018 by Dan Carpenter Committed by Linus Walleij Sep 10, 2018

gpio: ep93xx: fix test for end of loop



The problem is that if port == ARRAY_SIZE() and "gc == &epg->gc[port]"
then that should be treated as invalid.

Fixes: fd935fc4 ("gpio: ep93xx: Do not pingpong irq numbers")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

parent f40f7307

drivers/gpio/gpio-ep93xx.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -80,7 +80,7 @@ static int ep93xx_gpio_port(struct gpio_chip *gc)
		port++;

		/* This should not happen but is there as a last safeguard */
		if (gc != &epg->gc[port]) {
		if (port == ARRAY_SIZE(epg->gc)) {
		pr_crit("can't find the GPIO port\n");
		return 0;
		}

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