4.4-stable review patch. If anyone has any objections, please let me know.
------------------ From: Mathieu Laurendeau <[email protected]> commit 327b21da884fe1a29f733e41792ddd53e4a30379 upstream. Fix io submissions failing with ENODEV. Signed-off-by: Mathieu Laurendeau <[email protected]> Fixes: 7fe3976e0f3a ("gadget: switch ep_io_operations to ->read_iter/->write_iter") Signed-off-by: Felipe Balbi <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/usb/gadget/legacy/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -541,7 +541,7 @@ static ssize_t ep_aio(struct kiocb *iocb */ spin_lock_irq(&epdata->dev->lock); value = -ENODEV; - if (unlikely(epdata->ep)) + if (unlikely(epdata->ep == NULL)) goto fail; req = usb_ep_alloc_request(epdata->ep, GFP_ATOMIC);
