1 files changed, 2 insertions, 1 deletions

diff --git a/arch/sparc64/solaris/misc.c b/arch/sparc64/solaris/misc.c
index 9fcaad6dd11f..542c808ec2c8 100644
--- a/arch/sparc64/solaris/misc.c
+++ b/arch/sparc64/solaris/misc.c
@@ -224,7 +224,8 @@ static char *serial(char *buffer, int sz)
 
         *buffer = 0;
         if (dp) {
-                char *val = of_get_property(dp, "system-board-serial#", &len);
+                const char *val =
+                        of_get_property(dp, "system-board-serial#", &len);
 
                 if (val && len > 0) {
                         if (len > sz)