libaudiodriver: buffer accounting bugfix

This fixes #191.

Change-Id: I93752161e466b2d03bbcb0838705aab9619c05c8

diff --git a/minix/lib/libaudiodriver/audio_fw.c b/minix/lib/libaudiodriver/audio_fw.c
index ff3ce5cfd94d43f718e1283a3ce170d6ad756f40..56a91c99c59be5473bfbd51737374b1b4996e3b3 100644 (file)
--- a/minix/lib/libaudiodriver/audio_fw.c
+++ b/minix/lib/libaudiodriver/audio_fw.c
@@ -609,6 +609,7 @@ static void handle_int_read(int sub_dev_nr)
                        sub_dev_ptr->DmaLength -= 1;
                        sub_dev_ptr->DmaReadNext = 
                                (sub_dev_ptr->DmaReadNext + 1) % sub_dev_ptr->NrOfDmaFragments;
+                       sub_dev_ptr->BufLength += 1;
                        sub_dev_ptr->BufFillNext = 
                                (sub_dev_ptr->BufFillNext + 1) % sub_dev_ptr->NrOfExtraBuffers;
                }