diff options
| author | Mike Isely <isely@pobox.com> | 2009-06-20 14:57:24 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-06-23 03:15:17 -0300 |
| commit | 90135c96869fa0ef3182282b2a661b57fcdb7230 (patch) | |
| tree | 807741895a1206e29eb0a4909790820caacd13e1 /drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c | |
| parent | 81e804c9c2e38431c1c01165d06076776c6fcbd6 (diff) | |
V4L/DVB (12122): pvrusb2: De-obfuscate code which handles routing schemes
This change does not change any outward behavior; it merely chops down
some large if-conditions with embedded assignments into something a
little more maintainable for others (I of course never had a problem
with this...).
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c b/drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c index 8710c6218aa..82c13583575 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c +++ b/drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c @@ -114,13 +114,11 @@ void pvr2_cx25840_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) const struct routing_scheme *sp; unsigned int sid = hdw->hdw_desc->signal_routing_scheme; - if ((sid < ARRAY_SIZE(routing_schemes)) && - ((sp = routing_schemes[sid]) != NULL) && - (hdw->input_val >= 0) && - (hdw->input_val < sp->cnt)) { - vid_input = sp->def[hdw->input_val].vid; - aud_input = sp->def[hdw->input_val].aud; - } else { + sp = (sid < ARRAY_SIZE(routing_schemes)) ? + routing_schemes[sid] : NULL; + if ((sp == NULL) || + (hdw->input_val < 0) || + (hdw->input_val >= sp->cnt)) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "*** WARNING *** subdev cx2584x set_input:" " Invalid routing scheme (%u)" @@ -128,7 +126,8 @@ void pvr2_cx25840_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) sid, hdw->input_val); return; } - + vid_input = sp->def[hdw->input_val].vid; + aud_input = sp->def[hdw->input_val].aud; pvr2_trace(PVR2_TRACE_CHIPS, "subdev cx2584x set_input vid=0x%x aud=0x%x", vid_input, aud_input); |