From 3ed9e2fb1e58013de96dba5ee22e45af67e70a50 Mon Sep 17 00:00:00 2001
From: Graham Sanderson <graham.sanderson@raspberrypi.com>
Date: Mon, 26 Sep 2022 11:49:16 -0500
Subject: [PATCH] Avoid initializing full stdio_stack_buffer object with zeros
 (#992)

---
 src/rp2_common/pico_stdio/stdio.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/rp2_common/pico_stdio/stdio.c b/src/rp2_common/pico_stdio/stdio.c
index cce9de8..177f5c7 100644
--- a/src/rp2_common/pico_stdio/stdio.c
+++ b/src/rp2_common/pico_stdio/stdio.c
@@ -243,7 +243,8 @@ int WRAPPER_FUNC(vprintf)(const char *format, va_list va) {
     }
     int ret;
 #if LIB_PICO_PRINTF_PICO
-    struct stdio_stack_buffer buffer = {.used = 0};
+    struct stdio_stack_buffer buffer;
+    buffer.used = 0;
     ret = vfctprintf(stdio_buffered_printer, &buffer, format, va);
     stdio_stack_buffer_flush(&buffer);
     stdio_flush();