From a74048432fbb30e7a574747f6e1f47aef17010b0 Mon Sep 17 00:00:00 2001 From: Nathan Chancellor Date: Wed, 23 Aug 2023 09:32:50 -0700 Subject: ASoC: cs42l43: Initialize ret in default case in cs42l43_pll_ev() clang warns (or errors with CONFIG_WERROR=y): sound/soc/codecs/cs42l43.c:1371:2: error: variable 'ret' is used uninitialized whenever switch default is taken [-Werror,-Wsometimes-uninitialized] 1371 | default: | ^~~~~~~ sound/soc/codecs/cs42l43.c:1377:9: note: uninitialized use occurs here 1377 | return ret; | ^~~ sound/soc/codecs/cs42l43.c:1349:9: note: initialize the variable 'ret' to silence this warning 1349 | int ret; | ^ | = 0 1 error generated. Initialize ret to 0 in the default case, as there was nothing to do for other event types. Closes: https://github.com/ClangBuiltLinux/linux/issues/1922 Fixes: fc918cbe874e ("ASoC: cs42l43: Add support for the cs42l43") Signed-off-by: Nathan Chancellor Link: https://lore.kernel.org/r/20230823-cs42l43_pll_ev-init-ret-v1-1-5836f1ad5dad@kernel.org Signed-off-by: Mark Brown --- sound/soc/codecs/cs42l43.c | 1 + 1 file changed, 1 insertion(+) (limited to 'sound') diff --git a/sound/soc/codecs/cs42l43.c b/sound/soc/codecs/cs42l43.c index 55a79219af35..18178ffa82f2 100644 --- a/sound/soc/codecs/cs42l43.c +++ b/sound/soc/codecs/cs42l43.c @@ -1369,6 +1369,7 @@ static int cs42l43_pll_ev(struct snd_soc_dapm_widget *w, clk_disable_unprepare(priv->mclk); break; default: + ret = 0; break; } -- cgit v1.2.3