Fix signed sample issue.

diff --git a/sndboard.cpp b/sndboard.cpp
index a60a139faa2c405fff467395f16c90e3e5f29534..db15c68d0b15b161618741cd08bdc301bbca70c1 100644 (file)
--- a/sndboard.cpp
+++ b/sndboard.cpp
@@ -1889,11 +1889,13 @@ static bool audio_state_sndboard_fm801(int streamid)
                uae_u8 sample[2 * 6] = { 0 };
                pci_read_dma(data->pcibs, data->play_dma2[data->dmach], sample, data->bytesperframe);
                for (int i = 0; i < data->ch; i++) {
-                       int smp, vol;
-                       if (data->bits == 8)
+                       uae_s16 smp;
+                       int vol;
+                       if (data->bits == 8) {
                                smp = (sample[i] << 8) | (sample[i]);
-                       else
-                               smp = (sample[i * 2 + 1] << 8) | sample[i *2 + 0];
+                       } else {
+                               smp = (sample[i * 2 + 1] << 8) | sample[i * 2 + 0];
+                       }
                        if (i == 0 || i == 4)
                                vol = data->left_volume;
                        else if (i == 1 || i == 5)