tty/hvc_opal: powerpc: Make OPAL HVC device tree accesses endian safe

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/drivers/tty/hvc/hvc_opal.c b/drivers/tty/hvc/hvc_opal.c
index cd69b48..6496872 100644 (file)
--- a/drivers/tty/hvc/hvc_opal.c
+++ b/drivers/tty/hvc/hvc_opal.c
@@ -329,7 +329,7 @@ static void udbg_init_opal_common(void)
 void __init hvc_opal_init_early(void)
 {
        struct device_node *stdout_node = NULL;
-       const u32 *termno;
+       const __be32 *termno;
        const char *name = NULL;
        const struct hv_ops *ops;
        u32 index;
@@ -371,7 +371,7 @@ void __init hvc_opal_init_early(void)
        if (!stdout_node)
                return;
        termno = of_get_property(stdout_node, "reg", NULL);
-       index = termno ? *termno : 0;
+       index = termno ? be32_to_cpup(termno) : 0;
        if (index >= MAX_NR_HVC_CONSOLES)
                return;
        hvc_opal_privs[index] = &hvc_opal_boot_priv;