From 81063cdd61795f0db85725bae4945d0762269e04 Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Mon, 23 Sep 2013 12:05:00 +1000 Subject: [PATCH] powerpc/powernv: Make OPAL NVRAM device tree accesses endian safe Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/platforms/powernv/opal-nvram.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/powernv/opal-nvram.c b/arch/powerpc/platforms/powernv/opal-nvram.c index 3f83e1ae26ac..acd9f7e96678 100644 --- a/arch/powerpc/platforms/powernv/opal-nvram.c +++ b/arch/powerpc/platforms/powernv/opal-nvram.c @@ -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); -- 2.20.1