V4L/DVB (11953): videobuf-dma-sg: return -ENOMEM if vmalloc fails

it is better return -ENOMEM than -EIO

Signed-off-by: Figo.zhang <figo1802@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index c9a5d7e..a8dd22a 100644 (file)
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -252,7 +252,7 @@ int videobuf_dma_map(struct videobuf_queue* q, struct videobuf_dmabuf *dma)
                        vfree(dma->sglist);
                        dma->sglist = NULL;
                        dma->sglen = 0;
-                       return -EIO;
+                       return -ENOMEM;
                }
        }
        return 0;