diff options
| author | Takashi Iwai <tiwai@suse.de> | 2013-11-07 21:38:47 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-11-07 23:59:53 +0400 |
| commit | bf4edea863c435c302041cf8bb01c8b3ca729449 (patch) | |
| tree | fd1443d7fa34648d88b248dfee49034e2d8e82e1 /sound/soc/soc-dapm.c | |
| parent | 6c452bdac799e5ab94d658ea3517cfd57d832e6e (diff) | |
| download | linux-bf4edea863c435c302041cf8bb01c8b3ca729449.tar.xz | |
ASoC: dapm: Use WARN_ON() instead of BUG_ON()
Leaving BUG_ON() in a core layer like dapm is rather inappropriate as
it leads to panic(), even though sanity checks might be still useful
for debugging.
Instead, Use WARN_ON(), and handle the error cases accordingly.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/soc-dapm.c')
| -rw-r--r-- | sound/soc/soc-dapm.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 974a4ce14239..47dfe17ed4e8 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -1444,7 +1444,7 @@ static void dapm_seq_run_coalesced(struct snd_soc_card *card, power_list)->reg; list_for_each_entry(w, pending, power_list) { - BUG_ON(reg != w->reg); + WARN_ON(reg != w->reg); w->power = w->new_power; mask |= w->mask << w->shift; @@ -3329,8 +3329,9 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, u64 fmt; int ret; - BUG_ON(!config); - BUG_ON(list_empty(&w->sources) || list_empty(&w->sinks)); + if (WARN_ON(!config) || + WARN_ON(list_empty(&w->sources) || list_empty(&w->sinks))) + return -EINVAL; /* We only support a single source and sink, pick the first */ source_p = list_first_entry(&w->sources, struct snd_soc_dapm_path, @@ -3338,9 +3339,10 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, sink_p = list_first_entry(&w->sinks, struct snd_soc_dapm_path, list_source); - BUG_ON(!source_p || !sink_p); - BUG_ON(!sink_p->source || !source_p->sink); - BUG_ON(!source_p->source || !sink_p->sink); + if (WARN_ON(!source_p || !sink_p) || + WARN_ON(!sink_p->source || !source_p->sink) || + WARN_ON(!source_p->source || !sink_p->sink)) + return -EINVAL; source = source_p->source->priv; sink = sink_p->sink->priv; |