scsi: fix warning

hw/scsi-bus.c:758: warning: ‘xfer’ may be used uninitialized in this
function

Isn't true, but older gcc versions (for example 4.1 as shipped in rhel5)
are not clever enougth to figure, so sprinkle in a default: line to make
them happy.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c
index b8a857d145469bf78abd6bf092816affee27c159..4981a024365bc7646f60fea6f21225f9897303ed 100644 (file)
--- a/hw/scsi-bus.c
+++ b/hw/scsi-bus.c
@@ -761,6 +761,7 @@ static int ata_passthrough_12_xfer_size(SCSIDevice *dev, uint8_t *buf)
     switch (length) {
     case 0:
     case 3: /* USB-specific.  */
+    default:
         xfer = 0;
         break;
     case 1:
@@ -784,6 +785,7 @@ static int ata_passthrough_16_xfer_size(SCSIDevice *dev, uint8_t *buf)
     switch (length) {
     case 0:
     case 3: /* USB-specific.  */
+    default:
         xfer = 0;
         break;
     case 1: