diff options
| author | Alex Shi <alex.shi@linaro.org> | 2018-03-20 02:25:07 +0000 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2018-03-20 02:25:07 +0000 |
| commit | 031f431679b03ba7e791dd051fc13f51f806fcd7 (patch) | |
| tree | 9018f8a4a6c04feaf0180cae915dfe804913ce34 /drivers/mtd/maps/ichxrom.c | |
| parent | f7901365aa48b20b25f8402e0fd1eea4ac6c55e7 (diff) | |
| parent | 91db57e54eb9be1560454d6a370d67847b05735f (diff) | |
Merge remote-tracking branch 'rt-stable/v4.4-rt' into linux-linaro-lsk-v4.4-rtlsk-v4.4-18.03-rt
Diffstat (limited to 'drivers/mtd/maps/ichxrom.c')
| -rw-r--r-- | drivers/mtd/maps/ichxrom.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/mtd/maps/ichxrom.c b/drivers/mtd/maps/ichxrom.c index 8636bba42200..976d42f63aef 100644 --- a/drivers/mtd/maps/ichxrom.c +++ b/drivers/mtd/maps/ichxrom.c @@ -57,10 +57,12 @@ static void ichxrom_cleanup(struct ichxrom_window *window) { struct ichxrom_map_info *map, *scratch; u16 word; + int ret; /* Disable writes through the rom window */ - pci_read_config_word(window->pdev, BIOS_CNTL, &word); - pci_write_config_word(window->pdev, BIOS_CNTL, word & ~1); + ret = pci_read_config_word(window->pdev, BIOS_CNTL, &word); + if (!ret) + pci_write_config_word(window->pdev, BIOS_CNTL, word & ~1); pci_dev_put(window->pdev); /* Free all of the mtd devices */ @@ -84,8 +86,8 @@ static void ichxrom_cleanup(struct ichxrom_window *window) } -static int ichxrom_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int __init ichxrom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; struct ichxrom_window *window = &ichxrom_window; |