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net: usb: rtl8150 fix unintiatilzed variables in rtl8150_get_link_ksettings

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BugLink: https://bugs.launchpad.net/bugs/2075154

[ 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: 1da177e4c3 ("Linux-2.6.12-rc2")
Reported-by: syzbot+5186630949e3c55f0799@syzkaller.appspotmail.com
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Link: https://lore.kernel.org/r/20240619132816.11526-1-oneukum@suse.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Manuel Diewald <manuel.diewald@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Roxana Nicolescu <roxana.nicolescu@canonical.com>
This commit is contained in:
Oliver Neukum
2024-06-19 15:28:03 +02:00
committed by Roxana Nicolescu
parent dd3a90acff
commit 566c154851
1 changed files with 2 additions and 1 deletions
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drivers/net/usb/rtl8150.c
+2 -1
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@@ -778,7 +778,8 @@ 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 |