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path: root/drivers/pci
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Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/syscall.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/pci/syscall.c b/drivers/pci/syscall.c
index 9d37fec27f2..2ac050d7f8c 100644
--- a/drivers/pci/syscall.c
+++ b/drivers/pci/syscall.c
@@ -23,14 +23,14 @@ sys_pciconfig_read(unsigned long bus, unsigned long dfn,
u8 byte;
u16 word;
u32 dword;
- long err, cfg_ret;
+ long err;
+ long cfg_ret;
- err = -EPERM;
if (!capable(CAP_SYS_ADMIN))
- goto error;
+ return -EPERM;
err = -ENODEV;
- dev = pci_find_slot(bus, dfn);
+ dev = pci_get_bus_and_slot(bus, dfn);
if (!dev)
goto error;
@@ -66,7 +66,8 @@ sys_pciconfig_read(unsigned long bus, unsigned long dfn,
case 4:
err = put_user(dword, (unsigned int __user *)buf);
break;
- };
+ }
+ pci_dev_put(dev);
return err;
error:
@@ -83,7 +84,8 @@ error:
case 4:
put_user(-1, (unsigned int __user *)buf);
break;
- };
+ }
+ pci_dev_put(dev);
return err;
}
@@ -101,7 +103,7 @@ sys_pciconfig_write(unsigned long bus, unsigned long dfn,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- dev = pci_find_slot(bus, dfn);
+ dev = pci_get_bus_and_slot(bus, dfn);
if (!dev)
return -ENODEV;
@@ -137,8 +139,8 @@ sys_pciconfig_write(unsigned long bus, unsigned long dfn,
default:
err = -EINVAL;
break;
- };
+ }
unlock_kernel();
-
+ pci_dev_put(dev);
return err;
}