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authorTakashi Iwai <tiwai@suse.de>2007-10-16 08:26:32 -0400
committerJaroslav Kysela <perex@perex.cz>2007-10-16 10:51:22 -0400
commit2a3988f6d2c5be9d02463097775d1c66a8290527 (patch)
treecdad29008b9276f934ed91526eabbfef7ce8da87 /sound/pci/rme9652/hdsp.c
parentea045ee4d381428ec9c056ff5848bc619d84986a (diff)
[ALSA] hdsp - Fix zero division
Fix zero-division bug in the calculation dds offset. Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound/pci/rme9652/hdsp.c')
-rw-r--r--sound/pci/rme9652/hdsp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 2411f0b396b4..ff26a3672d40 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)
3059 unsigned int dds_value = hdsp->dds_value; 3059 unsigned int dds_value = hdsp->dds_value;
3060 int system_sample_rate = hdsp->system_sample_rate; 3060 int system_sample_rate = hdsp->system_sample_rate;
3061 3061
3062 if (!dds_value)
3063 return 0;
3064
3062 n = DDS_NUMERATOR; 3065 n = DDS_NUMERATOR;
3063 /* 3066 /*
3064 * dds_value = n / rate 3067 * dds_value = n / rate