diff options
author | Takashi Iwai <tiwai@suse.de> | 2017-11-13 15:43:04 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2017-11-13 15:43:13 +0100 |
commit | c429bda21ffafb28f02fb2eb4055b4ab6879ed58 (patch) | |
tree | 80715bf534bfa3bcb69ef77cf1dc5f9d98919b44 /sound/usb/caiaq/device.c | |
parent | 75ee94b20b46459e3d29f5ac2c3af3cebdeef777 (diff) | |
parent | 9718a29d40b7e5ae4692796eb23c54f25559d35e (diff) |
Merge branch 'for-next' into for-linus
Pull 4.15 updates to take over the previous urgent fixes.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/caiaq/device.c')
-rw-r--r-- | sound/usb/caiaq/device.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c index d8409d9ae55b..d55ca48de3ea 100644 --- a/sound/usb/caiaq/device.c +++ b/sound/usb/caiaq/device.c @@ -461,6 +461,13 @@ static int init_card(struct snd_usb_caiaqdev *cdev) cdev->midi_out_buf, EP1_BUFSIZE, snd_usb_caiaq_midi_output_done, cdev); + /* sanity checks of EPs before actually submitting */ + if (usb_urb_ep_type_check(&cdev->ep1_in_urb) || + usb_urb_ep_type_check(&cdev->midi_out_urb)) { + dev_err(dev, "invalid EPs\n"); + return -EINVAL; + } + init_waitqueue_head(&cdev->ep1_wait_queue); init_waitqueue_head(&cdev->prepare_wait_queue); |