From: Denis Kirjanov <k...@linux-powerpc.org> [ Upstream commit 224c04973db1125fcebefffd86115f99f50f8277 ]
get_registers() may fail with -ENOMEM and in this case we can read a garbage from the status variable tmp. Reported-by: syzbot+3499a83b2d062ae40...@syzkaller.appspotmail.com Signed-off-by: Denis Kirjanov <k...@linux-powerpc.org> Signed-off-by: David S. Miller <da...@davemloft.net> Signed-off-by: Sasha Levin <sas...@kernel.org> --- drivers/net/usb/pegasus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index 6514c86f043ee..5435c34dfcc76 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -285,7 +285,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int loc, int val) static int read_eprom_word(pegasus_t *pegasus, __u8 index, __u16 *retdata) { int i; - __u8 tmp; + __u8 tmp = 0; __le16 retdatai; int ret; -- 2.20.1