linux-next: build warning after merge of the sound-asoc tree

From: Stephen Rothwell
Date: Mon Mar 25 2019 - 19:01:53 EST


Hi all,

After merging the sound-asoc tree, today's linux-next build (x86_64
allmodconfig) produced this warning:

sound/soc/codecs/tlv320aic32x4-clk.c: In function 'clk_aic32x4_pll_recalc_rate':
sound/soc/codecs/tlv320aic32x4-clk.c:149:38: warning: 'settings.d' may be used uninitialized in this function [-Wmaybe-uninitialized]
((settings->j * 10000) + settings->d);
~~~~~~~~^~~
sound/soc/codecs/tlv320aic32x4-clk.c:197:32: note: 'settings.d' was declared here
struct clk_aic32x4_pll_muldiv settings;
^~~~~~~~
sound/soc/codecs/tlv320aic32x4-clk.c:149:15: warning: 'settings.j' may be used uninitialized in this function [-Wmaybe-uninitialized]
((settings->j * 10000) + settings->d);
~~~~~~~~^~~
sound/soc/codecs/tlv320aic32x4-clk.c:197:32: note: 'settings.j' was declared here
struct clk_aic32x4_pll_muldiv settings;
^~~~~~~~
sound/soc/codecs/tlv320aic32x4-clk.c:148:37: warning: 'settings.r' may be used uninitialized in this function [-Wmaybe-uninitialized]
rate = (u64) parent_rate * settings->r *
~~~~~~~~^~~
sound/soc/codecs/tlv320aic32x4-clk.c:197:32: note: 'settings.r' was declared here
struct clk_aic32x4_pll_muldiv settings;
^~~~~~~~
sound/soc/codecs/tlv320aic32x4-clk.c:151:56: warning: 'settings.p' may be used uninitialized in this function [-Wmaybe-uninitialized]
return (unsigned long) DIV_ROUND_UP_ULL(rate, settings->p * 10000);
^~
sound/soc/codecs/tlv320aic32x4-clk.c:197:32: note: 'settings.p' was declared here
struct clk_aic32x4_pll_muldiv settings;
^~~~~~~~

Introduced by commit

514b044cba66 ("ASoC: tlv320aic32x4: Model PLL in CCF")

--
Cheers,
Stephen Rothwell

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