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authorDavid S. Miller2011-10-07 13:38:43 -0400
committerDavid S. Miller2011-10-07 13:38:43 -0400
commit88c5100c28b02c4b2b2c6f6fafbbd76d90f698b9 (patch)
tree08c4399e0341f7eb0ccb24e15f2cab687275c2a4 /kernel/irq
parent8083f0fc969d9b5353061a7a6f963405057e26b1 (diff)
parent3ee72ca99288f1de95ec9c570e43f531c8799f06 (diff)
Merge branch 'master' of github.com:davem330/net
Conflicts: net/batman-adv/soft-interface.c
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/irqdomain.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index d5828da3fd38..b57a3776de44 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -29,7 +29,11 @@ void irq_domain_add(struct irq_domain *domain)
*/
for (hwirq = 0; hwirq < domain->nr_irq; hwirq++) {
d = irq_get_irq_data(irq_domain_to_irq(domain, hwirq));
- if (d || d->domain) {
+ if (!d) {
+ WARN(1, "error: assigning domain to non existant irq_desc");
+ return;
+ }
+ if (d->domain) {
/* things are broken; just report, don't clean up */
WARN(1, "error: irq_desc already assigned to a domain");
return;