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authorJames Harper <james@ejbdigital.com.au>2014-10-30 10:08:28 +0000
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>2014-10-30 14:16:39 +0000
commitd4f9e806c20607cafe7bb0d9eba14ccb160390a1 (patch)
tree095a416c3a5a986f16b1535474c8792c6b2281f3 /hw/ide
parent37f9e258b64b3cf97c7c78df60660100c9eb5a21 (diff)
fix off-by-one error in pci_piix3_xen_ide_unplug
Fix off-by-one error when unplugging disks, which would otherwise leave the last ATA disk plugged, with obvious consequences. Also rewrite loop to be more readable. Signed-off-by: James Harper <james.harper@ejbdigital.com.au> Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Diffstat (limited to 'hw/ide')
-rw-r--r--hw/ide/piix.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index 574b9c164b..b0172fbf59 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -171,11 +171,11 @@ int pci_piix3_xen_ide_unplug(DeviceState *dev)
{
PCIIDEState *pci_ide;
DriveInfo *di;
- int i = 0;
+ int i;
pci_ide = PCI_IDE(dev);
- for (; i < 3; i++) {
+ for (i = 0; i < 4; i++) {
di = drive_get_by_index(IF_IDE, i);
if (di != NULL && !di->media_cd) {
BlockBackend *blk = blk_by_legacy_dinfo(di);