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 37de05d595e725ebdc59513181d3f43709ce1cb4..6c47dfeb7be326bf2dc4c5a7a1cbb1984b87efec 100644 (file)
--- 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");