powerpc/powernv: Make OPAL NVRAM device tree accesses endian safe

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2013-09-23 12:05:00 +10:00
parent bf8e0f891a
commit 81063cdd61

View File

@ -65,7 +65,7 @@ static ssize_t opal_nvram_write(char *buf, size_t count, loff_t *index)
void __init opal_nvram_init(void)
{
struct device_node *np;
const u32 *nbytes_p;
const __be32 *nbytes_p;
np = of_find_compatible_node(NULL, NULL, "ibm,opal-nvram");
if (np == NULL)
@ -76,7 +76,7 @@ void __init opal_nvram_init(void)
of_node_put(np);
return;
}
nvram_size = *nbytes_p;
nvram_size = be32_to_cpup(nbytes_p);
printk(KERN_INFO "OPAL nvram setup, %u bytes\n", nvram_size);
of_node_put(np);