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From:   Yangtao Li <tiny.windzz@gmail.com>
To:     jakub.kicinski@netronome.com, davem@davemloft.net
Cc:     linux-kernel@vger.kernel.org, Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH] bpf: convert to DEFINE_SHOW_ATTRIBUTE
Date:   Mon, 10 Dec 2018 11:03:27 -0500
Message-Id: <20181210160327.20811-1-tiny.windzz@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
 drivers/net/netdevsim/bpf.c | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c
index cb3518474f0e..14b4d9774708 100644
--- a/drivers/net/netdevsim/bpf.c
+++ b/drivers/net/netdevsim/bpf.c
@@ -48,7 +48,7 @@ struct nsim_bpf_bound_map {
 	struct list_head l;
 };
 
-static int nsim_debugfs_bpf_string_read(struct seq_file *file, void *data)
+static int nsim_bpf_string_show(struct seq_file *file, void *data)
 {
 	const char **str = file->private;
 
@@ -57,19 +57,7 @@ static int nsim_debugfs_bpf_string_read(struct seq_file *file, void *data)
 
 	return 0;
 }
-
-static int nsim_debugfs_bpf_string_open(struct inode *inode, struct file *f)
-{
-	return single_open(f, nsim_debugfs_bpf_string_read, inode->i_private);
-}
-
-static const struct file_operations nsim_bpf_string_fops = {
-	.owner = THIS_MODULE,
-	.open = nsim_debugfs_bpf_string_open,
-	.release = single_release,
-	.read = seq_read,
-	.llseek = seq_lseek
-};
+DEFINE_SHOW_ATTRIBUTE(nsim_bpf_string);
 
 static int
 nsim_bpf_verify_insn(struct bpf_verifier_env *env, int insn_idx, int prev_insn)
-- 
2.17.0