From: Thierry Reding <thierry.reding@avionic-design.de>
Date: Thu, 4 Aug 2011 07:14:06 +0000 (-0300)
Subject: [media] tm6000: Flesh out the IRQ callback
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=14f0915464f91574652afa95850e642abd205adc;p=linux-beck.git

[media] tm6000: Flesh out the IRQ callback

This brings the IRQ callback implementation more in line with how other
drivers do it.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c
index ba9cd2470174..bef6023424af 100644
--- a/drivers/staging/tm6000/tm6000-video.c
+++ b/drivers/staging/tm6000/tm6000-video.c
@@ -513,9 +513,21 @@ static void tm6000_irq_callback(struct urb *urb)
 	struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq);
 	int i;
 
-	if (!dev)
+	switch (urb->status) {
+	case 0:
+	case -ETIMEDOUT:
+		break;
+
+	case -ECONNRESET:
+	case -ENOENT:
+	case -ESHUTDOWN:
 		return;
 
+	default:
+		tm6000_err("urb completion error %d.\n", urb->status);
+		break;
+	}
+
 	spin_lock(&dev->slock);
 	tm6000_isoc_copy(urb);
 	spin_unlock(&dev->slock);