The TMIO core misses to call request_mem_region(). devm_ioremap_resource() takes care of it and makes the code cleaner.
Signed-off-by: Masahiro Yamada <[email protected]> Reviewed-by: Wolfram Sang <[email protected]> Tested-by: Wolfram Sang <[email protected]> --- Changes in v2: None drivers/mmc/host/tmio_mmc_core.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c index 12df338..d3b7af9 100644 --- a/drivers/mmc/host/tmio_mmc_core.c +++ b/drivers/mmc/host/tmio_mmc_core.c @@ -1185,8 +1185,9 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host, _host->write16_hook = NULL; res_ctl = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res_ctl) - return -EINVAL; + _host->ctl = devm_ioremap_resource(&pdev->dev, res_ctl); + if (IS_ERR(_host->ctl)) + return PTR_ERR(_host->ctl); ret = mmc_of_parse(mmc); if (ret < 0) @@ -1202,11 +1203,6 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host, if (ret < 0) return ret; - _host->ctl = devm_ioremap(&pdev->dev, - res_ctl->start, resource_size(res_ctl)); - if (!_host->ctl) - return -ENOMEM; - tmio_mmc_ops.card_busy = _host->card_busy; tmio_mmc_ops.start_signal_voltage_switch = _host->start_signal_voltage_switch; -- 2.7.4
