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wcd9335: fix a incorrect use of kstrndup()

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In wcd9335_codec_enable_dec(), 'widget_name' is allocated by kstrndup().
However, according to doc: "Note: Use kmemdup_nul() instead if the size
is known exactly." So we should use kmemdup_nul() here instead of
kstrndup().

Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Gen Zhang 2019-05-29 09:53:05 +08:00 committed by Mark Brown
parent 99a12c766e
commit a549881139
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1 changed files with 1 additions and 1 deletions
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2
sound/soc/codecs/wcd9335.c
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@ -2734,7 +2734,7 @@ static int wcd9335_codec_enable_dec(struct snd_soc_dapm_widget *w,
char *dec;
u8 hpf_coff_freq;
widget_name = kstrndup(w->name, 15, GFP_KERNEL);
widget_name = kmemdup_nul(w->name, 15, GFP_KERNEL);
if (!widget_name)
return -ENOMEM;