V4L/DVB (7854): cx18/ivtv: improve and fix out-of-memory handling

- don't show kernel backtrace when the allocation of the buffers fails: the
  normal ivtv/cx18 messages are clear enough and the backtrace scares users.
- fix cleanup after the buffer allocation fails (caused kernel panic).

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/media/video/ivtv/ivtv-yuv.c b/drivers/media/video/ivtv/ivtv-yuv.c
index 62f70bd5e3cb..a9417f6e4087 100644
--- a/drivers/media/video/ivtv/ivtv-yuv.c
+++ b/drivers/media/video/ivtv/ivtv-yuv.c
@@ -908,7 +908,7 @@ static void ivtv_yuv_init(struct ivtv *itv)
         }
 
         /* We need a buffer for blanking when Y plane is offset - non-fatal if we can't get one */
-        yi->blanking_ptr = kzalloc(720 * 16, GFP_KERNEL);
+        yi->blanking_ptr = kzalloc(720 * 16, GFP_KERNEL|__GFP_NOWARN);
         if (yi->blanking_ptr) {
                 yi->blanking_dmaptr = pci_map_single(itv->dev, yi->blanking_ptr, 720*16, PCI_DMA_TODEVICE);
         } else {