X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fem28xx%2Fem28xx-audio.c;h=ac3292d7646cb71cc3eb2f229e9b81f352c5c769;hb=9ebeae5641b141a71ed442e9fcb4993f6c0cd04f;hp=3c006103c1eb369c4817fd74522ef7ffebc91e61;hpb=93022136fff9e6130aa128a5ed8a599e93ac813c;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index 3c006103c1e..ac3292d7646 100644
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -117,10 +117,10 @@ static void em28xx_audio_isocirq(struct urb *urb)
 
 			if (oldptr + length >= runtime->buffer_size) {
 				unsigned int cnt =
-				    runtime->buffer_size - oldptr - 1;
+				    runtime->buffer_size - oldptr;
 				memcpy(runtime->dma_area + oldptr * stride, cp,
 				       cnt * stride);
-				memcpy(runtime->dma_area, cp + cnt,
+				memcpy(runtime->dma_area, cp + cnt * stride,
 				       length * stride - cnt * stride);
 			} else {
 				memcpy(runtime->dma_area + oldptr * stride, cp,
@@ -161,8 +161,14 @@ static int em28xx_init_audio_isoc(struct em28xx *dev)
 
 		memset(dev->adev->transfer_buffer[i], 0x80, sb_size);
 		urb = usb_alloc_urb(EM28XX_NUM_AUDIO_PACKETS, GFP_ATOMIC);
-		if (!urb)
+		if (!urb) {
+			em28xx_errdev("usb_alloc_urb failed!\n");
+			for (j = 0; j < i; j++) {
+				usb_free_urb(dev->adev->urb[j]);
+				kfree(dev->adev->transfer_buffer[j]);
+			}
 			return -ENOMEM;
+		}
 
 		urb->dev = dev->udev;
 		urb->context = dev;