From d1b226b7d403b29c1064318097d972ce804e96e7 Mon Sep 17 00:00:00 2001
From: Michal Simek <michal.simek@xilinx.com>
Date: Thu, 14 Jun 2018 09:08:44 +0200
Subject: [PATCH] net: zynq_gem: Initialize val variable in
zynq_gem_miiphy_read()
phyread can timeout and val will contain random value. Initialize it to
zero not to report random value in case of error.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
---
drivers/net/zynq_gem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index a817f2e5d6..d1138fe090 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -609,7 +609,7 @@ static int zynq_gem_miiphy_read(struct mii_dev *bus, int addr,
{
struct zynq_gem_priv *priv = bus->priv;
int ret;
- u16 val;
+ u16 val = 0;
ret = phyread(priv, addr, reg, &val);
debug("%s 0x%x, 0x%x, 0x%x, 0x%x\n", __func__, addr, reg, val, ret);
--
2.39.5