diff options
Diffstat (limited to 'drivers/bus')
| -rw-r--r-- | drivers/bus/mhi/core/init.c | 7 | ||||
| -rw-r--r-- | drivers/bus/mhi/core/pm.c | 2 |
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c index a33665b7ee54..103d51f35e28 100644 --- a/drivers/bus/mhi/core/init.c +++ b/drivers/bus/mhi/core/init.c @@ -162,6 +162,13 @@ int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl) if (mhi_event->offload_ev) continue; + if (mhi_event->irq >= mhi_cntrl->nr_irqs) { + dev_err(dev, "irq %d not available for event ring\n", + mhi_event->irq); + ret = -EINVAL; + goto error_request; + } + ret = request_irq(mhi_cntrl->irq[mhi_event->irq], mhi_irq_handler, IRQF_SHARED | IRQF_NO_SUSPEND, diff --git a/drivers/bus/mhi/core/pm.c b/drivers/bus/mhi/core/pm.c index ce4d969818b4..3de7b1639ec6 100644 --- a/drivers/bus/mhi/core/pm.c +++ b/drivers/bus/mhi/core/pm.c @@ -918,7 +918,7 @@ int mhi_async_power_up(struct mhi_controller *mhi_cntrl) dev_info(dev, "Requested to power ON\n"); - if (mhi_cntrl->nr_irqs < mhi_cntrl->total_ev_rings) + if (mhi_cntrl->nr_irqs < 1) return -EINVAL; /* Supply default wake routines if not provided by controller driver */ |