From: Denis Kirjanov kda@linux-powerpc.org
commit 224c04973db1125fcebefffd86115f99f50f8277 upstream.
get_registers() may fail with -ENOMEM and in this case we can read a garbage from the status variable tmp.
Reported-by: syzbot+3499a83b2d062ae409d4@syzkaller.appspotmail.com Signed-off-by: Denis Kirjanov kda@linux-powerpc.org Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/net/usb/pegasus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -285,7 +285,7 @@ static void mdio_write(struct net_device static int read_eprom_word(pegasus_t *pegasus, __u8 index, __u16 *retdata) { int i; - __u8 tmp; + __u8 tmp = 0; __le16 retdatai; int ret;