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[RFC,v4,58/69] fold path_to_nameidata() into its only remaining caller

Message ID 20200313235357.2646756-58-viro@ZenIV.linux.org.uk (mailing list archive)
State New, archived
Headers show
Series [RFC,v4,01/69] do_add_mount(): lift lock_mount/unlock_mount into callers | expand

Commit Message

Al Viro March 13, 2020, 11:53 p.m. UTC 
From: Al Viro <viro@zeniv.linux.org.uk>

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/namei.c | 19 ++++++-------------
 1 file changed, 6 insertions(+), 13 deletions(-)
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Patch

diff --git a/fs/namei.c b/fs/namei.c
index a94ff3d58b51..d58e447db2f1 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -860,18 +860,6 @@  static int set_root(struct nameidata *nd)
 	return 0;
 }
 
-static inline void path_to_nameidata(const struct path *path,
-					struct nameidata *nd)
-{
-	if (!(nd->flags & LOOKUP_RCU)) {
-		dput(nd->path.dentry);
-		if (nd->path.mnt != path->mnt)
-			mntput(nd->path.mnt);
-	}
-	nd->path.mnt = path->mnt;
-	nd->path.dentry = path->dentry;
-}
-
 static int nd_jump_root(struct nameidata *nd)
 {
 	if (unlikely(nd->flags & LOOKUP_BENEATH))
@@ -1704,7 +1692,12 @@  static const char *step_into(struct nameidata *nd, int flags,
 	   ((flags & WALK_TRAILING) && !(nd->flags & LOOKUP_FOLLOW)) ||
 	   (flags & WALK_NOFOLLOW)) {
 		/* not a symlink or should not follow */
-		path_to_nameidata(&path, nd);
+		if (!(nd->flags & LOOKUP_RCU)) {
+			dput(nd->path.dentry);
+			if (nd->path.mnt != path.mnt)
+				mntput(nd->path.mnt);
+		}
+		nd->path = path;
 		nd->inode = inode;
 		nd->seq = seq;
 		return NULL;