pinctrl: s3c24xx: off by one in s3c24xx_eint_init()

If "irq == NUM_EINT" then it writes one space beyond the end of the
eint_data->domains[] array.

Signed-off-by: Dan Carpenter <[e-mail]>
Reviewed-by: Heiko Stuebner <[e-mail]>
Signed-off-by: Linus Walleij <[e-mail]>

drivers/pinctrl/pinctrl-s3c24xx.c

···
 		irq = bank->eint_offset;
 		mask = bank->eint_mask;
 		for (pin = 0; mask; ++pin, mask >>= 1) {
-			if (irq > NUM_EINT)
+			if (irq >= NUM_EINT)
 				break;
 			if (!(mask & 1))
 				continue;