V4L/DVB (5048): Pvrusb2: v4l2 API implementation frequency tweaks

[linux-2.6-omap-h63xx.git] / drivers / media / video / pvrusb2 / pvrusb2-ioread.c

diff --git a/drivers/media/video/pvrusb2/pvrusb2-ioread.c b/drivers/media/video/pvrusb2/pvrusb2-ioread.c
index f7a2e225a002543287f171d00a91589b0877bcb6..b71f9a961f8ac20461df5043b5487741607128c0 100644 (file)
--- a/drivers/media/video/pvrusb2/pvrusb2-ioread.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-ioread.c
@@ -213,7 +213,9 @@ int pvr2_ioread_setup(struct pvr2_ioread *cp,struct pvr2_stream *sp)
                                   " pvr2_ioread_setup (tear-down) id=%p",cp);
                        pvr2_ioread_stop(cp);
                        pvr2_stream_kill(cp->stream);
-                       pvr2_stream_set_buffer_count(cp->stream,0);
+                       if (pvr2_stream_get_buffer_count(cp->stream)) {
+                               pvr2_stream_set_buffer_count(cp->stream,0);
+                       }
                        cp->stream = NULL;
                }
                if (sp) {
@@ -251,7 +253,6 @@ int pvr2_ioread_set_enabled(struct pvr2_ioread *cp,int fl)
        return ret;
 }
 
-
 static int pvr2_ioread_get_buffer(struct pvr2_ioread *cp)
 {
        int stat;