From: Benjamin Herrenschmidt Date: Mon, 23 Sep 2013 02:05:00 +0000 (+1000) Subject: powerpc/powernv: Make OPAL NVRAM device tree accesses endian safe X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=81063cdd61795f0db85725bae4945d0762269e04;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git powerpc/powernv: Make OPAL NVRAM device tree accesses endian safe Signed-off-by: Benjamin Herrenschmidt --- 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);