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mmc: convert to DEFINE_SHOW_ATTRIBUTE

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Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Yangtao Li
2018-12-01 10:24:57 -05:00
committed by Ulf Hansson
parent feb357458b
commit 8ceb29436c
4 changed files with 13 additions and 76 deletions
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14
drivers/mmc/core/mmc_test.c
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@@ -3145,17 +3145,7 @@ static int mtf_testlist_show(struct seq_file *sf, void *data)
return 0;
}
static int mtf_testlist_open(struct inode *inode, struct file *file)
{
return single_open(file, mtf_testlist_show, inode->i_private);
}
static const struct file_operations mmc_test_fops_testlist = {
.open = mtf_testlist_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
DEFINE_SHOW_ATTRIBUTE(mtf_testlist);
static void mmc_test_free_dbgfs_file(struct mmc_card *card)
{
@@ -3216,7 +3206,7 @@ static int mmc_test_register_dbgfs_file(struct mmc_card *card)
goto err;
ret = __mmc_test_register_dbgfs_file(card, "testlist", S_IRUGO,
&mmc_test_fops_testlist);
&mtf_testlist_fops);
if (ret)
goto err;