From: Oliver Neukum <oneu...@suse.com> Date: Thu, 8 Aug 2019 11:28:25 +0200
> Lest we leak kernel memory to a device we better zero out buffers. > > Reported-by: syzbot+513e4d0985298538b...@syzkaller.appspotmail.com > Signed-off-by: Oliver Neukum <oneu...@suse.com> Please CC: the CAN subsystem maintainers, as this is clearly listed in the MAINTAINERS file. Thank you. > --- > drivers/net/can/usb/peak_usb/pcan_usb_fd.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c > b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c > index 34761c3a6286..47cc1ff5b88e 100644 > --- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c > +++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c > @@ -841,7 +841,7 @@ static int pcan_usb_fd_init(struct peak_usb_device *dev) > goto err_out; > > /* allocate command buffer once for all for the interface */ > - pdev->cmd_buffer_addr = kmalloc(PCAN_UFD_CMD_BUFFER_SIZE, > + pdev->cmd_buffer_addr = kzalloc(PCAN_UFD_CMD_BUFFER_SIZE, > GFP_KERNEL); > if (!pdev->cmd_buffer_addr) > goto err_out_1; > -- > 2.16.4 >
