[PATCH 4.19 076/139] net: usb: rtl8150 fix unintiatilzed variables in rtl8150_get_link_ksettings

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4.19-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Oliver Neukum <oneukum@xxxxxxxx>

[ Upstream commit fba383985354e83474f95f36d7c65feb75dba19d ]

This functions retrieves values by passing a pointer. As the function
that retrieves them can fail before touching the pointers, the variables
must be initialized.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reported-by: syzbot+5186630949e3c55f0799@xxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Oliver Neukum <oneukum@xxxxxxxx>
Link: https://lore.kernel.org/r/20240619132816.11526-1-oneukum@xxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/net/usb/rtl8150.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index 933d1a74bcdb3..9534c2f6dcef6 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -804,7 +804,8 @@ static int rtl8150_get_link_ksettings(struct net_device *netdev,
 				      struct ethtool_link_ksettings *ecmd)
 {
 	rtl8150_t *dev = netdev_priv(netdev);
-	short lpa, bmcr;
+	short lpa = 0;
+	short bmcr = 0;
 	u32 supported;
 
 	supported = (SUPPORTED_10baseT_Half |
-- 
2.43.0







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