[PATCH -next] RAS/CEC: Convert to DEFINE_SHOW_ATTRIBUTE

[Qinglang Miao]

From: Yongqiang Liu <liuyongqian...@huawei.com>

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yongqiang Liu <liuyongqian...@huawei.com>
---
 drivers/ras/cec.c | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index a992bb426..ed47b59e4 100644
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -435,7 +435,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(action_threshold_ops, u64_get, 
action_threshold_set, "%
 
 static const char * const bins[] = { "00", "01", "10", "11" };
 
-static int array_dump(struct seq_file *m, void *v)
+static int array_show(struct seq_file *m, void *v)
 {
        struct ce_array *ca = &ce_arr;
        int i;
@@ -467,18 +467,7 @@ static int array_dump(struct seq_file *m, void *v)
        return 0;
 }
 
-static int array_open(struct inode *inode, struct file *filp)
-{
-       return single_open(filp, array_dump, NULL);
-}
-
-static const struct file_operations array_ops = {
-       .owner   = THIS_MODULE,
-       .open    = array_open,
-       .read_iter       = seq_read_iter,
-       .llseek  = seq_lseek,
-       .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(array);
 
 static int __init create_debugfs_nodes(void)
 {
@@ -513,7 +502,7 @@ static int __init create_debugfs_nodes(void)
                goto err;
        }
 
-       array = debugfs_create_file("array", S_IRUSR, d, NULL, &array_ops);
+       array = debugfs_create_file("array", S_IRUSR, d, NULL, &array_fops);
        if (!array) {
                pr_warn("Error creating array debugfs node!\n");
                goto err;
-- 
2.17.1