ALSA: hda: use list macro for parsing on cleanup

It is always better to use list_for_each_entry_safe() while doing
cleanup. So use this instead of open coding this in list in
snd_hdac_stream_free_all()

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/hda/ext/hdac_ext_stream.c b/sound/hda/ext/hdac_ext_stream.c
index 023cc4c..626f3bb 100644 (file)
--- a/sound/hda/ext/hdac_ext_stream.c
+++ b/sound/hda/ext/hdac_ext_stream.c
@@ -104,12 +104,11 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_init_all);
  */
 void snd_hdac_stream_free_all(struct hdac_ext_bus *ebus)
 {
-       struct hdac_stream *s;
+       struct hdac_stream *s, *_s;
        struct hdac_ext_stream *stream;
        struct hdac_bus *bus = ebus_to_hbus(ebus);
 
-       while (!list_empty(&bus->stream_list)) {
-               s = list_first_entry(&bus->stream_list, struct hdac_stream, list);
+       list_for_each_entry_safe(s, _s, &bus->stream_list, list) {
                stream = stream_to_hdac_ext_stream(s);
                snd_hdac_ext_stream_decouple(ebus, stream, false);
                list_del(&s->list);