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authorJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2013-02-21 17:07:14 +0100
committerJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2013-02-21 17:07:14 +0100
commite29371d762df5bb35d2bc434ea266a046e5a0a75 (patch)
treedac4a8db52d92453415f35606130a49e9f32e4ef /drivers/hwmon/hwmon.c
parent17b14ca25e9cd6c5cd7605941f6120e405a84f8b (diff)
parent894e2ac82bd0029adce7ad6c8d25501fdd82c994 (diff)
Merge branch 'master' of git://1984.lsi.us.es/nf
Diffstat (limited to 'drivers/hwmon/hwmon.c')
-rw-r--r--drivers/hwmon/hwmon.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c
index c3c471ca202..646314f7c83 100644
--- a/drivers/hwmon/hwmon.c
+++ b/drivers/hwmon/hwmon.c
@@ -84,19 +84,21 @@ static void __init hwmon_pci_quirks(void)
/* Open access to 0x295-0x296 on MSI MS-7031 */
sb = pci_get_device(PCI_VENDOR_ID_ATI, 0x436c, NULL);
- if (sb &&
- (sb->subsystem_vendor == 0x1462 && /* MSI */
- sb->subsystem_device == 0x0031)) { /* MS-7031 */
-
- pci_read_config_byte(sb, 0x48, &enable);
- pci_read_config_word(sb, 0x64, &base);
-
- if (base == 0 && !(enable & BIT(2))) {
- dev_info(&sb->dev,
- "Opening wide generic port at 0x295\n");
- pci_write_config_word(sb, 0x64, 0x295);
- pci_write_config_byte(sb, 0x48, enable | BIT(2));
+ if (sb) {
+ if (sb->subsystem_vendor == 0x1462 && /* MSI */
+ sb->subsystem_device == 0x0031) { /* MS-7031 */
+ pci_read_config_byte(sb, 0x48, &enable);
+ pci_read_config_word(sb, 0x64, &base);
+
+ if (base == 0 && !(enable & BIT(2))) {
+ dev_info(&sb->dev,
+ "Opening wide generic port at 0x295\n");
+ pci_write_config_word(sb, 0x64, 0x295);
+ pci_write_config_byte(sb, 0x48,
+ enable | BIT(2));
+ }
}
+ pci_dev_put(sb);
}
#endif
}