[Qemu-devel] [PULL 2/6] lsi: check ssid versus sdid only if ssid is valid

[Paolo Bonzini <pbonzini@redhat.com>]

From: Hervé Poussineau <hpoussin@reactos.org>

This prevents some (invalid) error messages on console.

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/scsi/lsi53c895a.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/scsi/lsi53c895a.c b/hw/scsi/lsi53c895a.c
index 4cc0c6a..4314efe 100644
--- a/hw/scsi/lsi53c895a.c
+++ b/hw/scsi/lsi53c895a.c
@@ -1699,8 +1699,9 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
         s->sxfer = val;
         break;
     case 0x06: /* SDID */
-        if ((val & 0xf) != (s->ssid & 0xf))
+        if ((s->ssid & 0x80) && (val & 0xf) != (s->ssid & 0xf)) {
             BADF("Destination ID does not match SSID\n");
+        }
         s->sdid = val & 0xf;
         break;
     case 0x07: /* GPREG0 */
-- 
1.8.3.1