1 files changed, 1 insertions, 0 deletions

diff --git a/arch/um/include/shared/line.h b/arch/um/include/shared/line.h
index 72f4f25af24..63df3ca02ac 100644
--- a/arch/um/include/shared/line.h
+++ b/arch/um/include/shared/line.h
@@ -33,6 +33,7 @@ struct line_driver {
 struct line {
         struct tty_struct *tty;
         spinlock_t count_lock;
+        unsigned long count;
         int valid;
 
         char *init_str;