[alsa-devel] [PATCH RFC 4/9] ALSA: usb-audio: don't deactivate URBs on in-use EP

[Eldad Zack]

If an endpoint in use, its associated URBs should not be
deactivated.

Signed-off-by: Eldad Zack <eldad at fogrefinery.com>
---
 sound/usb/endpoint.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 13e3685..00d8418 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -940,12 +940,12 @@ int snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep)
 	if (!ep)
 		return -EINVAL;
 
-	deactivate_urbs(ep, true);
-	wait_clear_urbs(ep);
-
 	if (ep->use_count != 0)
 		return 0;
 
+	deactivate_urbs(ep, true);
+	wait_clear_urbs(ep);
+
 	clear_bit(EP_FLAG_ACTIVATED, &ep->flags);
 
 	return 0;
-- 
1.8.1.5