linux-kernel - [PATCH v2 6/6] fs: Do not overload update

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Message-Id: <20191203051945.9440-7-deepa.kernel@gmail.com>
Date:   Mon,  2 Dec 2019 21:19:45 -0800
From:   Deepa Dinamani <deepa.kernel@...il.com>
To:     viro@...iv.linux.org.uk, linux-kernel@...r.kernel.org
Cc:     linux-fsdevel@...r.kernel.org, arnd@...db.de
Subject: [PATCH v2 6/6] fs: Do not overload update_time

update_time() also has an internal function pointer
update_time. Even though this works correctly, it is
confusing to the readers.

Just use a regular if statement to call the generic
function or the function pointer.

Suggested-by: Al Viro <viro@...iv.linux.org.uk>
Signed-off-by: Deepa Dinamani <deepa.kernel@...il.com>
---
 fs/inode.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/inode.c b/fs/inode.c
index 12c9e38529c9..aff2b5831168 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1675,12 +1675,9 @@ EXPORT_SYMBOL(generic_update_time);
  */
 static int update_time(struct inode *inode, struct timespec64 *time, int flags)
 {
-	int (*update_time)(struct inode *, struct timespec64 *, int);
-
-	update_time = inode->i_op->update_time ? inode->i_op->update_time :
-		generic_update_time;
-
-	return update_time(inode, time, flags);
+	if (inode->i_op->update_time)
+		return inode->i_op->update_time(inode, time, flags);
+	return generic_update_time(inode, time, flags);
 }
 
 /**
-- 
2.17.1