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| author | Mathieu Laurendeau <mat.lau@laposte.net> | 2016-07-15 14:58:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-07 08:34:47 +0200 |
| commit | 329469d06e4b502244079bf6590796f1bb1488cf (patch) | |
| tree | 5b2f160e8df2e54aae148a7f92d5e9cd0d781017 /drivers | |
| parent | 446ce10bc609708651f9c426b36147283663d8f8 (diff) | |
| download | lwn-329469d06e4b502244079bf6590796f1bb1488cf.tar.gz lwn-329469d06e4b502244079bf6590796f1bb1488cf.zip | |
usb/gadget: fix gadgetfs aio support.
commit 327b21da884fe1a29f733e41792ddd53e4a30379 upstream.
Fix io submissions failing with ENODEV.
Signed-off-by: Mathieu Laurendeau <mat.lau@laposte.net>
Fixes: 7fe3976e0f3a ("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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/legacy/inode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index aa3707bdebb4..be6479830221 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -542,7 +542,7 @@ 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); |