diff options
| -rw-r--r-- | hw/scsi/esp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index d3b105b..9d3fdb4 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -243,6 +243,7 @@ static uint32_t get_cmd(ESPState *s, uint32_t maxlen) } if (s->dma_memory_read) { s->dma_memory_read(s->dma_opaque, buf, dmalen); + dmalen = MIN(fifo8_num_free(&s->cmdfifo), dmalen); fifo8_push_all(&s->cmdfifo, buf, dmalen); } else { if (esp_select(s) < 0) { @@ -262,6 +263,7 @@ static uint32_t get_cmd(ESPState *s, uint32_t maxlen) if (n >= 3) { buf[0] = buf[2] >> 5; } + n = MIN(fifo8_num_free(&s->cmdfifo), n); fifo8_push_all(&s->cmdfifo, buf, n); } trace_esp_get_cmd(dmalen, target); |