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List: linux-api
Subject: [PATCH v4 7/9] xfs: use file_modified() helper
From: Amir Goldstein <amir73il () gmail ! com>
Date: 2019-05-31 16:46:59
Message-ID: 20190531164701.15112-8-amir73il () gmail ! com
[Download RAW message or body]
Note that by using the helper, the order of calling file_remove_privs()
after file_update_mtime() in xfs_file_aio_write_checks() has changed.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
---
fs/xfs/xfs_file.c | 15 +--------------
1 file changed, 1 insertion(+), 14 deletions(-)
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index 76748255f843..916a35cae5e9 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -367,20 +367,7 @@ xfs_file_aio_write_checks(
* lock above. Eventually we should look into a way to avoid
* the pointless lock roundtrip.
*/
- if (likely(!(file->f_mode & FMODE_NOCMTIME))) {
- error = file_update_time(file);
- if (error)
- return error;
- }
-
- /*
- * If we're writing the file then make sure to clear the setuid and
- * setgid bits if the process is not being run by root. This keeps
- * people from modifying setuid and setgid binaries.
- */
- if (!IS_NOSEC(inode))
- return file_remove_privs(file);
- return 0;
+ return file_modified(file);
}
static int
--
2.17.1
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