px4plus: keep dead tree in sync

diff --git a/Kernel/platform-px4plus/devtty.c b/Kernel/platform-px4plus/devtty.c
index 03c6c3c..e20f077 100644 (file)
--- a/Kernel/platform-px4plus/devtty.c
+++ b/Kernel/platform-px4plus/devtty.c
@@ -11,7 +11,7 @@
    control as a single UART is switched multiple ways including for
    the fd */
 
-char tbuf1[TTYSIZ];
+static char tbuf1[TTYSIZ];
 
 uint8_t vtattr_cap;