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SubjectRe: [PATCH] Fixed parentheses malpractice in apex_driver.c
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On Fri, 2019-09-06 at 20:38 +0200, volery wrote:
> There were some parentheses at the end of lines, which I took care of.

Not every instance of this checkpatch warning should be changed.

This specific instance is because it uses very long identifiers
and really maybe should just be left alone.

> This is my first patch.

Welcome, try again though.

If you really want to do something here maybe do something like
use temporaries to reduce line length and remove multiple
scnprintf statements. This would also reduce object size.

---
drivers/staging/gasket/apex_driver.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/gasket/apex_driver.c b/drivers/staging/gasket/apex_driver.c
index 2973bb920a26..ae1a3a14dde6 100644
--- a/drivers/staging/gasket/apex_driver.c
+++ b/drivers/staging/gasket/apex_driver.c
@@ -509,6 +509,8 @@ static ssize_t sysfs_show(struct device *device, struct device_attribute *attr,
struct gasket_dev *gasket_dev;
struct gasket_sysfs_attribute *gasket_attr;
enum sysfs_attribute_type type;
+ struct gasket_page_table *gpt;
+ uint val;

gasket_dev = gasket_sysfs_get_device_data(device);
if (!gasket_dev) {
@@ -524,29 +526,27 @@ static ssize_t sysfs_show(struct device *device, struct device_attribute *attr,
}

type = (enum sysfs_attribute_type)gasket_attr->data.attr_type;
+ gpt = gasket_dev->page_table[0];
switch (type) {
case ATTR_KERNEL_HIB_PAGE_TABLE_SIZE:
- ret = scnprintf(buf, PAGE_SIZE, "%u\n",
- gasket_page_table_num_entries(
- gasket_dev->page_table[0]));
+ val = gasket_page_table_num_entries(gpt);
break;
case ATTR_KERNEL_HIB_SIMPLE_PAGE_TABLE_SIZE:
- ret = scnprintf(buf, PAGE_SIZE, "%u\n",
- gasket_page_table_num_simple_entries(
- gasket_dev->page_table[0]));
+ val = gasket_page_table_num_simple_entries(gpt);
break;
case ATTR_KERNEL_HIB_NUM_ACTIVE_PAGES:
- ret = scnprintf(buf, PAGE_SIZE, "%u\n",
- gasket_page_table_num_active_pages(
- gasket_dev->page_table[0]));
+ val = gasket_page_table_num_active_pages(gpt);
break;
default:
dev_dbg(gasket_dev->dev, "Unknown attribute: %s\n",
attr->attr.name);
ret = 0;
- break;
+ goto exit;
}

+ ret = scnprintf(buf, PAGE_SIZE, "%u\n", val);
+
+exit:
gasket_sysfs_put_attr(device, gasket_attr);
gasket_sysfs_put_device_data(device, gasket_dev);
return ret;

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