linux-kernel - [PATCH] filesystems: remove unnecessary unlikely()

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Message-Id: <20180907161405.23761-1-igor.stoppa@huawei.com>
Date:   Fri,  7 Sep 2018 19:14:05 +0300
From:   Igor Stoppa <igor.stoppa@...il.com>
To:     Alexander Viro <viro@...iv.linux.org.uk>
Cc:     igor.stoppa@...il.com, Igor Stoppa <igor.stoppa@...wei.com>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] filesystems: remove unnecessary unlikely()

WARN_ON() already contains an unlikely(), so it's not necessary to
wrap it into another.

Signed-off-by: Igor Stoppa <igor.stoppa@...wei.com>
Cc: Alexander Viro <viro@...iv.linux.org.uk>
Cc: linux-fsdevel@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 fs/open.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/open.c b/fs/open.c
index 0285ce7dbd51..19a9e4b378d3 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -750,7 +750,7 @@ static int do_dentry_open(struct file *f,
 		f->f_mode |= FMODE_ATOMIC_POS;
 
 	f->f_op = fops_get(inode->i_fop);
-	if (unlikely(WARN_ON(!f->f_op))) {
+	if (WARN_ON(!f->f_op)) {
 		error = -ENODEV;
 		goto cleanup_all;
 	}
-- 
2.17.1