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authorWei Liu <wei.liu2@citrix.com>2013-01-31 14:46:56 +0000
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-02-06 10:32:45 -0500
commit68ba45ff389295ddccbb976b8881de7c46140e00 (patch)
tree9abf172e611c5e1729f273bcb3ae6e4ec2cb484a
parent51ac8893a7a51b196501164e645583bf78138699 (diff)
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>
-rw-r--r--drivers/xen/events.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 0be4df39e95..74d77dfa5f6 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -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,