[ALSA] cmipci: fix lookup of double rates

When using one of the double sampling rates, use half the sample rate to
look up in the rates[] table, otherwise we stumble over the BUG().

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 3 insertions, 0 deletions

diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index b4f74ae9c0b6..7cf4fc193419 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -604,6 +604,9 @@ static unsigned int rates[] = { 5512, 11025, 22050, 44100, 8000, 16000, 32000, 4
 static unsigned int snd_cmipci_rate_freq(unsigned int rate)
 {
         unsigned int i;
+
+        if (rate > 48000)
+                rate /= 2;
         for (i = 0; i < ARRAY_SIZE(rates); i++) {
                 if (rates[i] == rate)
                         return i;