| Date | Wed, 14 Nov 2007 22:44:35 -0800 | From | Greg Kroah-Hartman <> | Subject | [patch 13/40] ALSA: hdsp - Fix zero division |
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-stable review patch. If anyone has any objections, please let us know.
------------------ From: Takashi Iwai <tiwai@suse.de>
patch 2a3988f6d2c5be9d02463097775d1c66a8290527 in mainline.
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> Cc: Maarten Bressers <mbressers@gmail.com> Cc: gentoo kernel <kernel@gentoo.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- sound/pci/rme9652/hdsp.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -3108,6 +3108,9 @@ static int hdsp_dds_offset(struct 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 -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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