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| author | Ingo Molnar | 2011-10-04 11:08:16 +0200 |
|---|---|---|
| committer | Ingo Molnar | 2011-10-04 11:09:08 +0200 |
| commit | 22f92bacbeea24b20e447444c28e7cad9f1ac3f8 (patch) | |
| tree | 5c3f2346804a186aa2d954f078fd2f4d44bcc26e /kernel/irq/irqdomain.c | |
| parent | sched, tracing: Show PREEMPT_ACTIVE state in trace_sched_switch (diff) | |
| parent | Merge branch 'hwmon-for-linus' of git://github.com/groeck/linux (diff) | |
| download | kernel-qcow2-linux-22f92bacbeea24b20e447444c28e7cad9f1ac3f8.tar.gz kernel-qcow2-linux-22f92bacbeea24b20e447444c28e7cad9f1ac3f8.tar.xz kernel-qcow2-linux-22f92bacbeea24b20e447444c28e7cad9f1ac3f8.zip | |
Merge branch 'linus' into sched/core
Merge reason: pick up the latest fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/irqdomain.c')
| -rw-r--r-- | kernel/irq/irqdomain.c | 6 |
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; |