diff options
| author | Ian Campbell <ian.campbell@citrix.com> | 2011-02-18 16:43:27 +0000 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-03-10 14:44:34 -0500 |
| commit | ae1635b05fae30804061406010914d85d12431ac (patch) | |
| tree | a662f1babafc3e2be0bff15e7732ebc1a8cf585f /drivers/xen/events.c | |
| parent | 260a7d4cfd26d8bad8ac3a7fce11de47491d7e00 (diff) | |
xen: events: do not leak IRQ from xen_allocate_pirq_msi when no pirq available.
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: xen-devel@lists.xensource.com
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen/events.c')
| -rw-r--r-- | drivers/xen/events.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 89987a7bf26..bce30359007 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -676,8 +676,11 @@ void xen_allocate_pirq_msi(char *name, int *irq, int *pirq, int alloc) if (alloc & XEN_ALLOC_PIRQ) { *pirq = find_unbound_pirq(MAP_PIRQ_TYPE_MSI); - if (*pirq == -1) + if (*pirq == -1) { + xen_free_irq(*irq); + *irq = -1; goto out; + } } set_irq_chip_and_handler_name(*irq, &xen_pirq_chip, |