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scsi: fix warning

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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>
This commit is contained in:
Gerd Hoffmann 2012-08-13 13:05:44 +02:00 committed by Blue Swirl
parent 5f893b4e9c
commit d83c951cce
1 changed files with 2 additions and 0 deletions
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2
hw/scsi-bus.c
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@ -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: