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| author | Takashi Iwai <tiwai@suse.de> | 2007-10-16 14:26:32 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2007-10-16 16:51:22 +0200 |
| commit | 2a3988f6d2c5be9d02463097775d1c66a8290527 (patch) | |
| tree | cdad29008b9276f934ed91526eabbfef7ce8da87 /sound | |
| parent | [ALSA] usb-audio - Fix double comment (diff) | |
| download | linux-2a3988f6d2c5be9d02463097775d1c66a8290527.tar.xz linux-2a3988f6d2c5be9d02463097775d1c66a8290527.zip | |
[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')
| -rw-r--r-- | sound/pci/rme9652/hdsp.c | 3 |
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) 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 |