diff options
| author | Zhixu Zhao <zhixu001@126.com> | 2020-07-15 21:33:13 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-15 16:05:14 +0200 |
| commit | a7a49357179ee71e1b969991474392e91295bff1 (patch) | |
| tree | 3c14a82c27781f66a85eeefbec0cc591853c462f /drivers/staging/gasket | |
| parent | d1e8c52ab7ee7afbaa9d276d805525a64a01a07a (diff) | |
staging: gasket: core: Fix a coding style issue in gasket_core.c
A coding alignment issue is found by checkpatch.pl.
Fix it by using a temporary for gasket_dev->bar_data[bar_num].
Signed-off-by: Zhixu Zhao <zhixu001@126.com>
Link: https://lore.kernel.org/r/20200715133313.16327-1-zhixu001@126.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/gasket')
| -rw-r--r-- | drivers/staging/gasket/gasket_core.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/staging/gasket/gasket_core.c b/drivers/staging/gasket/gasket_core.c index 67325fbaf760..28dab302183b 100644 --- a/drivers/staging/gasket/gasket_core.c +++ b/drivers/staging/gasket/gasket_core.c @@ -261,6 +261,7 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) const struct gasket_driver_desc *driver_desc = internal_desc->driver_desc; ulong desc_bytes = driver_desc->bar_descriptions[bar_num].size; + struct gasket_bar_data *data; int ret; if (desc_bytes == 0) @@ -270,31 +271,32 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) /* not PCI: skip this entry */ return 0; } + + data = &gasket_dev->bar_data[bar_num]; + /* * pci_resource_start and pci_resource_len return a "resource_size_t", * which is safely castable to ulong (which itself is the arg to * request_mem_region). */ - gasket_dev->bar_data[bar_num].phys_base = + data->phys_base = (ulong)pci_resource_start(gasket_dev->pci_dev, bar_num); - if (!gasket_dev->bar_data[bar_num].phys_base) { + if (!data->phys_base) { dev_err(gasket_dev->dev, "Cannot get BAR%u base address\n", bar_num); return -EINVAL; } - gasket_dev->bar_data[bar_num].length_bytes = + data->length_bytes = (ulong)pci_resource_len(gasket_dev->pci_dev, bar_num); - if (gasket_dev->bar_data[bar_num].length_bytes < desc_bytes) { + if (data->length_bytes < desc_bytes) { dev_err(gasket_dev->dev, "PCI BAR %u space is too small: %lu; expected >= %lu\n", - bar_num, gasket_dev->bar_data[bar_num].length_bytes, - desc_bytes); + bar_num, data->length_bytes, desc_bytes); return -ENOMEM; } - if (!request_mem_region(gasket_dev->bar_data[bar_num].phys_base, - gasket_dev->bar_data[bar_num].length_bytes, + if (!request_mem_region(data->phys_base, data->length_bytes, gasket_dev->dev_info.name)) { dev_err(gasket_dev->dev, "Cannot get BAR %d memory region %p\n", @@ -302,10 +304,8 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) return -EINVAL; } - gasket_dev->bar_data[bar_num].virt_base = - ioremap(gasket_dev->bar_data[bar_num].phys_base, - gasket_dev->bar_data[bar_num].length_bytes); - if (!gasket_dev->bar_data[bar_num].virt_base) { + data->virt_base = ioremap(data->phys_base, data->length_bytes); + if (!data->virt_base) { dev_err(gasket_dev->dev, "Cannot remap BAR %d memory region %p\n", bar_num, &gasket_dev->pci_dev->resource[bar_num]); @@ -319,9 +319,8 @@ static int gasket_map_pci_bar(struct gasket_dev *gasket_dev, int bar_num) return 0; fail: - iounmap(gasket_dev->bar_data[bar_num].virt_base); - release_mem_region(gasket_dev->bar_data[bar_num].phys_base, - gasket_dev->bar_data[bar_num].length_bytes); + iounmap(data->virt_base); + release_mem_region(data->phys_base, data->length_bytes); return ret; } |