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-rw-r--r--stmhal/printf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/stmhal/printf.c b/stmhal/printf.c
index e95f23aba..26c552039 100644
--- a/stmhal/printf.c
+++ b/stmhal/printf.c
@@ -195,7 +195,7 @@ int pfenv_printf(const pfenv_t *pfenv, const char *fmt, va_list args) {
return chrs;
}
-void stdout_print_strn(void *data, const char *str, unsigned int len) {
+STATIC void stdout_print_strn(void *data, const char *str, unsigned int len) {
// TODO this needs to be replaced with a proper stdio interface ala CPython
// send stdout to UART and USB CDC VCP
if (pyb_uart_global_debug != PYB_UART_NONE) {