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usb/gadget: fix gadgetfs aio support.

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commit 327b21da88 upstream.

Fix io submissions failing with ENODEV.

Signed-off-by: Mathieu Laurendeau <mat.lau@laposte.net>
Fixes: 7fe3976e0f ("gadget: switch ep_io_operations to ->read_iter/->write_iter")
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathieu Laurendeau 2016-07-15 14:58:41 +02:00 committed by Greg Kroah-Hartman
parent e9caf24cdf
commit 8fd5243e5f
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/legacy/inode.c
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@ -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);