V4L/DVB (13903): cx18: Encapsulate check for a stream being enabled into an inline...

Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/cx18/cx18-streams.c b/drivers/media/video/cx18/cx18-streams.c
index 987a9308d938523dab6914ddc647bd3ee4364b3b..9be603c00fb43669d45b4dd3737f99be9b906ff7 100644 (file)
--- a/drivers/media/video/cx18/cx18-streams.c
+++ b/drivers/media/video/cx18/cx18-streams.c
@@ -340,6 +340,11 @@ void cx18_streams_cleanup(struct cx18 *cx, int unregister)
        }
 }
 
+static inline bool cx18_stream_enabled(struct cx18_stream *s)
+{
+       return s->video_dev || s->dvb.enabled;
+}
+
 static void cx18_vbi_setup(struct cx18_stream *s)
 {
        struct cx18 *cx = s->cx;
@@ -547,7 +552,7 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
        int captype = 0;
        struct cx18_api_func_private priv;
 
-       if (s->video_dev == NULL && s->dvb.enabled == 0)
+       if (!cx18_stream_enabled(s))
                return -EINVAL;
 
        CX18_DEBUG_INFO("Start encoder stream %s\n", s->name);
@@ -705,7 +710,7 @@ void cx18_stop_all_captures(struct cx18 *cx)
        for (i = CX18_MAX_STREAMS - 1; i >= 0; i--) {
                struct cx18_stream *s = &cx->streams[i];
 
-               if (s->video_dev == NULL && s->dvb.enabled == 0)
+               if (!cx18_stream_enabled(s))
                        continue;
                if (test_bit(CX18_F_S_STREAMING, &s->s_flags))
                        cx18_stop_v4l2_encode_stream(s, 0);
@@ -717,7 +722,7 @@ int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end)
        struct cx18 *cx = s->cx;
        unsigned long then;
 
-       if (s->video_dev == NULL && s->dvb.enabled == 0)
+       if (!cx18_stream_enabled(s))
                return -EINVAL;
 
        /* This function assumes that you are allowed to stop the capture
@@ -789,7 +794,7 @@ struct cx18_stream *cx18_handle_to_stream(struct cx18 *cx, u32 handle)
                s = &cx->streams[i];
                if (s->handle != handle)
                        continue;
-               if (s->video_dev || s->dvb.enabled)
+               if (cx18_stream_enabled(s))
                        return s;
        }
        return NULL;