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Staging: speakup/speakup_dtlk: Return NULL instead of 0

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The function returns a pointer. Hence return NULL instead of 0.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sachin Kamat 2013-05-22 14:37:21 +05:30 committed by Greg Kroah-Hartman
parent dbbe686368
commit 61b7a28428
1 changed files with 1 additions and 1 deletions
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drivers/staging/speakup/speakup_dtlk.c
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@ -254,7 +254,7 @@ static const char *synth_immediate(struct spk_synth *synth, const char *buf)
spk_out(ch); spk_out(ch);
buf++; buf++;
} }
return 0; return NULL;
} }
static void synth_flush(struct spk_synth *synth) static void synth_flush(struct spk_synth *synth)