suckless/slstatus

commit fb440d8f622142c11e98e4799b7adceb33cd23b0
parent 6239e5de17cd1e008f5dfc532d4549642217101c
Author: user <user@1337>
Date:   Sat,  8 Oct 2016 19:50:53 +0300

vol_perc: return zero if the value of max is set to zero

Diffstat:
M
slstatus.c
5
++++-

1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/slstatus.c b/slstatus.c
@@ -501,7 +501,10 @@ vol_perc(const char *card)

 	snd_mixer_selem_id_free(s_elem);
 	snd_mixer_close(handle);
 
-	return smprintf("%d%%", ((uint_fast16_t)(vol * 100) / max));
+	if (max == 0)
+		return smprintf("%d%%", 0);
+	else
+		return smprintf("%d%%", ((uint_fast16_t)(vol * 100) / max));
 }
 
 static char *

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