USB: ldusb: fix control-message timeout
authorJohan Hovold <johan@kernel.org>
Tue, 22 Oct 2019 15:31:27 +0000 (17:31 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 6 Nov 2019 12:06:17 +0000 (13:06 +0100)
commit 52403cfbc635d28195167618690595013776ebde upstream.

USB control-message timeouts are specified in milliseconds, not jiffies.
Waiting 83 minutes for a transfer to complete is a bit excessive.

Fixes: 2824bd250f0b ("[PATCH] USB: add ldusb driver")
Cc: stable <stable@vger.kernel.org> # 2.6.13
Reported-by: syzbot+a4fbb3bb76cda0ea4e58@syzkaller.appspotmail.com
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20191022153127.22295-1-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/misc/ldusb.c

index 80c82f9..320b06e 100644 (file)
@@ -580,7 +580,7 @@ static ssize_t ld_usb_write(struct file *file, const char __user *buffer,
                                         1 << 8, 0,
                                         dev->interrupt_out_buffer,
                                         bytes_to_write,
-                                        USB_CTRL_SET_TIMEOUT * HZ);
+                                        USB_CTRL_SET_TIMEOUT);
                if (retval < 0)
                        dev_err(&dev->intf->dev,
                                "Couldn't submit HID_REQ_SET_REPORT %d\n",