From 2a3988f6d2c5be9d02463097775d1c66a8290527 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Tue, 16 Oct 2007 14:26:32 +0200 Subject: [PATCH] [ALSA] hdsp - Fix zero division Fix zero-division bug in the calculation dds offset. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- sound/pci/rme9652/hdsp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c index 2411f0b..ff26a36 100644 --- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -3059,6 +3059,9 @@ static int hdsp_dds_offset(struct hdsp *hdsp) unsigned int dds_value = hdsp->dds_value; int system_sample_rate = hdsp->system_sample_rate; + if (!dds_value) + return 0; + n = DDS_NUMERATOR; /* * dds_value = n / rate -- 2.7.4