V4L/DVB (7696): pvrusb2: state control tweak

Don't trigger a pathway state change if it's already been triggered
(eliminates some wasted processing and some debug output noise)

Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index 6a820b713fe..307a38d91c8 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -2401,7 +2401,7 @@ static int pvr2_hdw_commit_execute(struct pvr2_hdw *hdw)
                 }
         }
 
-        if (hdw->input_dirty &&
+        if (hdw->input_dirty && hdw->state_pathway_ok &&
             (((hdw->input_val == PVR2_CVAL_INPUT_DTV) ?
               PVR2_PATHWAY_DIGITAL : PVR2_PATHWAY_ANALOG) !=
              hdw->pathway_state)) {