From: Masahisa Kojima <masahisa.kojima@linaro.org>
Date: Tue, 17 May 2022 08:41:36 +0000 (+0900)
Subject: spi: synquacer: busy variable must be initialized before use
X-Git-Tag: v2025.01-rc5-pxa1908~1353^2~22^2~19
X-Git-Url: http://git.dujemihanovic.xyz/%22/img/sics.gif/%22/static/git-favicon.png?a=commitdiff_plain;h=29d382b94e6a1b0eddb3b7ae52099c9736c37a20;p=u-boot.git

spi: synquacer: busy variable must be initialized before use

"busy" variable is ORed without being initialized,
must be zeroed before use.

Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org>
Signed-off-by: Satoru Okamoto <okamoto.satoru@socionext.com>
Acked-by: Jassi Brar <jaswinder.singh@linaro.org>
---

diff --git a/drivers/spi/spi-synquacer.c b/drivers/spi/spi-synquacer.c
index ce558c4bc0..62f85f0335 100644
--- a/drivers/spi/spi-synquacer.c
+++ b/drivers/spi/spi-synquacer.c
@@ -275,7 +275,7 @@ static int synquacer_spi_xfer(struct udevice *dev, unsigned int bitlen,
 {
 	struct udevice *bus = dev->parent;
 	struct synquacer_spi_priv *priv = dev_get_priv(bus);
-	u32 val, words, busy;
+	u32 val, words, busy = 0;
 
 	val = readl(priv->base + FIFOCFG);
 	val |= (1 << RX_FLUSH);