diff options
| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2008-06-02 09:22:34 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2008-06-10 10:59:54 -0700 |
| commit | 6a3f084971bad985722afe25b16a5c0a990cea75 (patch) | |
| tree | f65c08731c9bd2e89ce3a5e1be503b50a4bb6eb1 /drivers/pci/hotplug/pciehp_hpc.c | |
| parent | d8b23e8ffb567758fc6074e97210ddb42114827c (diff) | |
pciehp: removes redundant NULL write to slot status register
Cleanup to remove a redundant NULL write to SLOTSTATUS.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/hotplug/pciehp_hpc.c')
| -rw-r--r-- | drivers/pci/hotplug/pciehp_hpc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index eeb517b1b63..0cfaedf2edc 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -777,7 +777,7 @@ static irqreturn_t pcie_isr(int irq, void *dev_id) intr_loc |= detected; if (!intr_loc) return IRQ_NONE; - if (pciehp_writew(ctrl, SLOTSTATUS, detected)) { + if (detected && pciehp_writew(ctrl, SLOTSTATUS, detected)) { err("%s: Cannot write to SLOTSTATUS\n", __func__); return IRQ_NONE; } |