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| author | Feng Tang <feng.tang@intel.com> | 2010-09-06 13:41:02 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-09-20 16:30:00 -0700 |
| commit | e3671ac429fe50cf0c1b4f1dc4b7237207f1d956 (patch) | |
| tree | aff4ea579c4fc83abde7b889cce8e6107f8e1be9 | |
| parent | 476f771cb9b6cd4845dcd18f16a2f03a89ee63fc (diff) | |
| download | linux-e3671ac429fe50cf0c1b4f1dc4b7237207f1d956.tar.gz linux-e3671ac429fe50cf0c1b4f1dc4b7237207f1d956.tar.bz2 linux-e3671ac429fe50cf0c1b4f1dc4b7237207f1d956.zip | |
serial: mfd: fix bug in serial_hsu_remove()
Medfield HSU driver deal with 4 pci devices(3 uart ports + 1 dma controller),
so in pci remove func, we need handle them differently
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/serial/mfd.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/serial/mfd.c b/drivers/serial/mfd.c index bc9af503907f..324c385a653d 100644 --- a/drivers/serial/mfd.c +++ b/drivers/serial/mfd.c @@ -1423,7 +1423,6 @@ static void hsu_global_init(void) } phsu = hsu; - hsu_debugfs_init(hsu); return; @@ -1435,18 +1434,20 @@ err_free_region: static void serial_hsu_remove(struct pci_dev *pdev) { - struct hsu_port *hsu; - int i; + void *priv = pci_get_drvdata(pdev); + struct uart_hsu_port *up; - hsu = pci_get_drvdata(pdev); - if (!hsu) + if (!priv) return; - for (i = 0; i < 3; i++) - uart_remove_one_port(&serial_hsu_reg, &hsu->port[i].port); + /* For port 0/1/2, priv is the address of uart_hsu_port */ + if (pdev->device != 0x081E) { + up = priv; + uart_remove_one_port(&serial_hsu_reg, &up->port); + } pci_set_drvdata(pdev, NULL); - free_irq(hsu->irq, hsu); + free_irq(pdev->irq, priv); pci_disable_device(pdev); } |