diff options
| author |   Liu Shixin <liushixin2@huawei.com> | 2022-09-22 22:25:48 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-24 13:05:41 +0200 |
| commit | 9fabdbe8bcce08faaa51f618a87e3bf3ac264462 (patch) | |
| tree | d631f5063df8b3d8923c6ac53890365abb786dda /drivers/staging | |
| parent | staging: rtl8192u: Fix return type of ieee80211_xmit (diff) | |
| download | linux-dev-9fabdbe8bcce08faaa51f618a87e3bf3ac264462.tar.xz linux-dev-9fabdbe8bcce08faaa51f618a87e3bf3ac264462.zip | |
staging: pi433: use DEFINE_SHOW_ATTRIBUTE to simplify pi433_debugfs_regs
Use DEFINE_SHOW_ATTRIBUTE helper macro to simplify the code.
No functional change.
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Link: https://lore.kernel.org/r/20220922142548.3248951-1-liushixin2@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/pi433/pi433_if.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index df02335fdbab..d4e06a3929f3 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -1149,19 +1149,7 @@ out_unlock: return ret; } - -static int pi433_debugfs_regs_open(struct inode *inode, struct file *filp) -{ - return single_open(filp, pi433_debugfs_regs_show, inode->i_private); -} - -static const struct file_operations debugfs_fops = { - .llseek = seq_lseek, - .open = pi433_debugfs_regs_open, - .owner = THIS_MODULE, - .read = seq_read, - .release = single_release -}; +DEFINE_SHOW_ATTRIBUTE(pi433_debugfs_regs); /*-------------------------------------------------------------------------*/ @@ -1320,7 +1308,7 @@ static int pi433_probe(struct spi_device *spi) entry = debugfs_create_dir(dev_name(device->dev), debugfs_lookup(KBUILD_MODNAME, NULL)); - debugfs_create_file("regs", 0400, entry, device, &debugfs_fops); + debugfs_create_file("regs", 0400, entry, device, &pi433_debugfs_regs_fops); return 0; |