[libvirt] [PATCH 12/12] Fix off-by-1 in SCSI drive hotplug
Daniel Veillard
veillard at redhat.com
Wed Jan 20 17:55:11 UTC 2010
On Wed, Jan 20, 2010 at 03:15:09PM +0000, Daniel P. Berrange wrote:
> The loop looking for the controller associated with a SCI drive had
> an off by one, causing it to miss the last controller.
>
> * src/qemu/qemu_driver.c: Fix off-by-1 in searching for SCSI
> drive hotplug
> ---
> src/qemu/qemu_driver.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index cb6fe86..d546975 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -5346,7 +5346,7 @@ static int qemudDomainAttachSCSIDisk(virConnectPtr conn,
> goto error;
> }
>
> - for (i = 0 ; i < disk->info.addr.drive.controller ; i++) {
> + for (i = 0 ; i <= disk->info.addr.drive.controller ; i++) {
> cont = qemuDomainFindOrCreateSCSIDiskController(conn, driver, vm, i);
> if (!cont)
> goto error;
Ah, yes, it's initialized by
def->info.addr.drive.controller = idx / 7;
so 0 need to be checked,
ACK,
Daniel
--
Daniel Veillard | libxml Gnome XML XSLT toolkit http://xmlsoft.org/
daniel at veillard.com | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library http://libvirt.org/
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