1 files changed, 3 insertions, 3 deletions

diff --git a/arch/um/drivers/pty.c b/arch/um/drivers/pty.c
index 1c555c38de4d..abec620e8380 100644
--- a/arch/um/drivers/pty.c
+++ b/arch/um/drivers/pty.c
@@ -22,7 +22,7 @@ struct pty_chan {
         char dev_name[sizeof("/dev/pts/0123456\0")];
 };
 
-static void *pty_chan_init(char *str, int device, struct chan_opts *opts)
+static void *pty_chan_init(char *str, int device, const struct chan_opts *opts)
 {
         struct pty_chan *data;
 
@@ -118,7 +118,7 @@ static int pty_open(int input, int output, int primary, void *d,
         return(fd);
 }
 
-struct chan_ops pty_ops = {
+const struct chan_ops pty_ops = {
         .type           = "pty",
         .init           = pty_chan_init,
         .open           = pty_open,
@@ -131,7 +131,7 @@ struct chan_ops pty_ops = {
         .winch          = 0,
 };
 
-struct chan_ops pts_ops = {
+const struct chan_ops pts_ops = {
         .type           = "pts",
         .init           = pty_chan_init,
         .open           = pts_open,