lib/error-inject: convert to DEFINE_SEQ_ATTRIBUTE

Use DEFINE_SEQ_ATTRIBUTE helper macro to simplify the code.

Link: https://lkml.kernel.org/r/20220612052015.23283-1-wuchi.zero@gmail.com
Signed-off-by: wuchi <wuchi.zero@gmail.com>
Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Song Liu <songliubraving@fb.com>
Cc: Yonghong Song <yhs@fb.com>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: KP Singh <kpsingh@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
wuchi 2022-06-12 13:20:15 +08:00 committed by akpm
parent f858e23a29
commit 00c9d56322

View File

@ -197,24 +197,14 @@ static int ei_seq_show(struct seq_file *m, void *v)
return 0;
}
static const struct seq_operations ei_seq_ops = {
static const struct seq_operations ei_sops = {
.start = ei_seq_start,
.next = ei_seq_next,
.stop = ei_seq_stop,
.show = ei_seq_show,
};
static int ei_open(struct inode *inode, struct file *filp)
{
return seq_open(filp, &ei_seq_ops);
}
static const struct file_operations debugfs_ei_ops = {
.open = ei_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
DEFINE_SEQ_ATTRIBUTE(ei);
static int __init ei_debugfs_init(void)
{
@ -224,7 +214,7 @@ static int __init ei_debugfs_init(void)
if (!dir)
return -ENOMEM;
file = debugfs_create_file("list", 0444, dir, NULL, &debugfs_ei_ops);
file = debugfs_create_file("list", 0444, dir, NULL, &ei_fops);
if (!file) {
debugfs_remove(dir);
return -ENOMEM;