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authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>2019-02-05 19:22:28 +0300
committerMark Brown <broonie@kernel.org>2019-02-06 20:32:02 +0300
commitf13d4b5f85e1c436c9bf21205509266b5a81a320 (patch)
tree5217e1153720fbddc4939289e599ba8a8ca5ee16 /include/sound
parente29fe437ea5d926ea23d806b2468bf60ee8dc08a (diff)
downloadlinux-f13d4b5f85e1c436c9bf21205509266b5a81a320.tar.xz
ASoC: dapm: harden use of lookup tables
To detect potential errors, let's add: a) build-time warnings when the table size isn't aligned with the enum list b) run-time warnings when the values are not initialized. This requires an increase by one of all values to avoid the default 0. Suggested-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/soc-dapm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 79b4ddfb8e9e..c00a0b8ade08 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -523,6 +523,9 @@ enum snd_soc_dapm_type {
snd_soc_dapm_asrc, /* DSP/CODEC ASRC component */
snd_soc_dapm_encoder, /* FW/SW audio encoder component */
snd_soc_dapm_decoder, /* FW/SW audio decoder component */
+
+ /* Don't edit below this line */
+ SND_SOC_DAPM_TYPE_COUNT
};
enum snd_soc_dapm_subclass {