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-rw-r--r--runtime/stream.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/runtime/stream.h b/runtime/stream.h
index cb368835..64ffb6e1 100644
--- a/runtime/stream.h
+++ b/runtime/stream.h
@@ -131,8 +131,8 @@ typedef struct strm_s {
pthread_cond_t notFull;
pthread_cond_t notEmpty;
pthread_cond_t isEmpty;
- short iEnq;
- short iDeq;
+ unsigned short iEnq; /* this MUST be unsigned as we use module arithmetic (else invalid indexing happens!) */
+ unsigned short iDeq; /* this MUST be unsigned as we use module arithmetic (else invalid indexing happens!) */
short iCnt; /* current nbr of elements in buffer */
struct {
uchar *pBuf;