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-rw-r--r--drivers/pci/proc.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 01f0306..297b72c8 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -212,8 +212,6 @@ static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd,
#endif /* HAVE_PCI_MMAP */
int ret = 0;
- lock_kernel();
-
switch (cmd) {
case PCIIOC_CONTROLLER:
ret = pci_domain_nr(dev->bus);
@@ -242,7 +240,6 @@ static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd,
break;
};
- unlock_kernel();
return ret;
}
@@ -306,6 +303,7 @@ static const struct file_operations proc_bus_pci_operations = {
.read = proc_bus_pci_read,
.write = proc_bus_pci_write,
.unlocked_ioctl = proc_bus_pci_ioctl,
+ .compat_ioctl = proc_bus_pci_ioctl,
#ifdef HAVE_PCI_MMAP
.open = proc_bus_pci_open,
.release = proc_bus_pci_release,
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