xen: fix error handling path if xen_allocate_irq_dynamic fails

It is possible that the call to xen_allocate_irq_dynamic() returns negative
number other than -1.

Reviewed-by: David Vrabel <david.vrabel@citrix.com>
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Wei Liu 2013-01-31 14:46:56 +00:00 committed by Konrad Rzeszutek Wilk
parent 51ac8893a7
commit 68ba45ff38
1 changed files with 2 additions and 2 deletions

View File

@ -840,7 +840,7 @@ int bind_evtchn_to_irq(unsigned int evtchn)
if (irq == -1) {
irq = xen_allocate_irq_dynamic();
if (irq == -1)
if (irq < 0)
goto out;
irq_set_chip_and_handler_name(irq, &xen_dynamic_chip,
@ -944,7 +944,7 @@ int bind_virq_to_irq(unsigned int virq, unsigned int cpu)
if (irq == -1) {
irq = xen_allocate_irq_dynamic();
if (irq == -1)
if (irq < 0)
goto out;
irq_set_chip_and_handler_name(irq, &xen_percpu_chip,