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i2c: piix4: Fix port number check on release

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The port number shift is still hard-coded to 1 while it now depends
on the hardware.

Thankfully 0 is always 0 no matter how you shift it, so this was a
bug without consequences.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Fixes: 0fe16195f8 ("i2c: piix4: Fix SMBus port selection for AMD Family 17h chips")
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Jean Delvare 2017-12-07 12:25:45 +01:00 committed by Wolfram Sang
parent 9c41e45218
commit 45fd4470ba
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-piix4.c
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@ -983,7 +983,7 @@ static void piix4_adap_remove(struct i2c_adapter *adap)
if (adapdata->smba) {
i2c_del_adapter(adap);
if (adapdata->port == (0 << 1)) {
if (adapdata->port == (0 << piix4_port_shift_sb800)) {
release_region(adapdata->smba, SMBIOSIZE);
if (adapdata->sb800_main)
release_region(SB800_PIIX4_SMB_IDX, 2);