From: Weijie Gao <weijie.gao@mediatek.com>
Date: Wed, 19 Jul 2023 09:16:07 +0000 (+0800)
Subject: serial: mtk: initial priv data before using
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=0fd96bf224c1af7f8fc3bbdc814eba0349d0c334;p=u-boot.git

serial: mtk: initial priv data before using

This patch ensures driver private data being fully initialized in
_debug_uart_init which is not covered by .priv_auto ops.

Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
Reviewed-by: Stefan Roese <sr@denx.de>
---

diff --git a/drivers/serial/serial_mtk.c b/drivers/serial/serial_mtk.c
index ded7346a13..2dffa14ea7 100644
--- a/drivers/serial/serial_mtk.c
+++ b/drivers/serial/serial_mtk.c
@@ -439,6 +439,7 @@ static inline void _debug_uart_init(void)
 {
 	struct mtk_serial_priv priv;
 
+	memset(&priv, 0, sizeof(struct mtk_serial_priv));
 	priv.regs = (void *) CONFIG_VAL(DEBUG_UART_BASE);
 	priv.fixed_clk_rate = CONFIG_DEBUG_UART_CLOCK;