diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2015-06-14 21:27:52 -0500 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-06-18 16:14:49 -0500 |
| commit | 7d852b68badd257b2cf98c2759b9d93dac7b86a8 (patch) | |
| tree | 4cc183e3b7dae82f0bf10392e7f5391824aea286 /drivers/pci/hotplug/pciehp_ctrl.c | |
| parent | 3784e0c6b02d4fa0966abb01b74eedeb8cd64603 (diff) | |
PCI: pciehp: Make queue_interrupt_event() void
Nobody looks at the return value from queue_interrupt_event(), so errors
were silently ignored. Convert it to a "void" function and note the error
in the dmesg log.
No functional change except the new message.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Rajat Jain <rajatja@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Diffstat (limited to 'drivers/pci/hotplug/pciehp_ctrl.c')
| -rw-r--r-- | drivers/pci/hotplug/pciehp_ctrl.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c index 4bdaf62b4e29..1086041dca1e 100644 --- a/drivers/pci/hotplug/pciehp_ctrl.c +++ b/drivers/pci/hotplug/pciehp_ctrl.c @@ -37,21 +37,20 @@ static void interrupt_event_handler(struct work_struct *work); -static int queue_interrupt_event(struct slot *p_slot, u32 event_type) +static void queue_interrupt_event(struct slot *p_slot, u32 event_type) { struct event_info *info; info = kmalloc(sizeof(*info), GFP_ATOMIC); - if (!info) - return -ENOMEM; + if (!info) { + ctrl_err(p_slot->ctrl, "dropped event %d (ENOMEM)\n", event_type); + return; + } + INIT_WORK(&info->work, interrupt_event_handler); info->event_type = event_type; info->p_slot = p_slot; - INIT_WORK(&info->work, interrupt_event_handler); - queue_work(p_slot->wq, &info->work); - - return 0; } u8 pciehp_handle_attention_button(struct slot *p_slot) |