media: cx231xx: Consolidate dmesg output

The memory allocations in cx231xx_init_*() happen all in task context with
GFP_KERNEL. Therefore a dev_err() trying to deduce whether this is called
from task or interrupt context is pretty useless.

Remove these historical leftovers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Cc: linux-media@vger.kernel.org

drivers/media/usb/cx231xx/cx231xx-core.c

@@ -1061,9 +1061,8 @@ int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
 				       &urb->transfer_dma);
 		if (!dev->video_mode.isoc_ctl.transfer_buffer[i]) {
 			dev_err(dev->dev,
-				"unable to allocate %i bytes for transfer buffer %i%s\n",
-				sb_size, i,
-				in_interrupt() ? " while in int" : "");
+				"unable to allocate %i bytes for transfer buffer %i\n",
+				sb_size, i);
 			cx231xx_uninit_isoc(dev);
 			return -ENOMEM;
 		}
@@ -1197,9 +1196,8 @@ int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
 				     &urb->transfer_dma);
 		if (!dev->video_mode.bulk_ctl.transfer_buffer[i]) {
 			dev_err(dev->dev,
-				"unable to allocate %i bytes for transfer buffer %i%s\n",
-				sb_size, i,
-				in_interrupt() ? " while in int" : "");
+				"unable to allocate %i bytes for transfer buffer %i\n",
+				sb_size, i);
 			cx231xx_uninit_bulk(dev);
 			return -ENOMEM;
 		}

drivers/media/usb/cx231xx/cx231xx-vbi.c

@@ -409,8 +409,7 @@ int cx231xx_init_vbi_isoc(struct cx231xx *dev, int max_packets,
 		if (!dev->vbi_mode.bulk_ctl.transfer_buffer[i]) {
 			dev_err(dev->dev,
 				"unable to allocate %i bytes for transfer buffer %i%s\n",
-				sb_size, i,
-				in_interrupt() ? " while in int" : "");
+				sb_size, i);
 			cx231xx_uninit_vbi_isoc(dev);
 			return -ENOMEM;
 		}