From: Ralf Baechle <ralf@linux-mips.org>
Date: Thu, 12 May 2011 12:55:48 +0000 (+0100)
Subject: MIPS: RB532: Fix iomap resource size miscalculation.
X-Git-Tag: firefly_0821_release~7613^2~1416^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3436830af53c38b7674097c00b02b7a4064476f2;p=firefly-linux-kernel-4.4.55.git

MIPS: RB532: Fix iomap resource size miscalculation.

This is the MIPS portion of Joe Perches <joe@perches.com>'s
https://patchwork.linux-mips.org/patch/2172/ which seems to have been
lost in time and space.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

diff --git a/arch/mips/rb532/gpio.c b/arch/mips/rb532/gpio.c
index 37de05d595e7..6c47dfeb7be3 100644
--- a/arch/mips/rb532/gpio.c
+++ b/arch/mips/rb532/gpio.c
@@ -185,7 +185,7 @@ int __init rb532_gpio_init(void)
 	struct resource *r;
 
 	r = rb532_gpio_reg0_res;
-	rb532_gpio_chip->regbase = ioremap_nocache(r->start, r->end - r->start);
+	rb532_gpio_chip->regbase = ioremap_nocache(r->start, resource_size(r));
 
 	if (!rb532_gpio_chip->regbase) {
 		printk(KERN_ERR "rb532: cannot remap GPIO register 0\n");