2 files changed, 3 insertions, 3 deletions

diff --git a/sound/sparc/amd7930.c b/sound/sparc/amd7930.c
index c899786f30f5..07962a35f241 100644
--- a/sound/sparc/amd7930.c
+++ b/sound/sparc/amd7930.c
@@ -1067,8 +1067,8 @@ out_err:
 
 static int __devinit amd7930_obio_attach(struct device_node *dp)
 {
-        struct linux_prom_registers *regs;
-        struct linux_prom_irqs *irqp;
+        const struct linux_prom_registers *regs;
+        const struct linux_prom_irqs *irqp;
         struct resource res, *rp;
         int len;
 
diff --git a/sound/sparc/cs4231.c b/sound/sparc/cs4231.c
index f5956d557f70..900a00de35fd 100644
--- a/sound/sparc/cs4231.c
+++ b/sound/sparc/cs4231.c
@@ -2284,7 +2284,7 @@ static int __init cs4231_init(void)
                         if (!strcmp(edev->prom_node->name, "SUNW,CS4231")) {
                                 match = 1;
                         } else if (!strcmp(edev->prom_node->name, "audio")) {
-                                char *compat;
+                                const char *compat;
 
                                 compat = of_get_property(edev->prom_node,
                                                          "compatible", NULL);