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fs: make do_renameat2() take struct filename

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[ Upstream commit e886663cfd029b64a1d8da7efae7014526d884e9 ]

Pass in the struct filename pointers instead of the user string, and
update the three callers to do the same.

This behaves like do_unlinkat(), which also takes a filename struct and
puts it when it is done. Converting callers is then trivial.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jens Axboe
2020-09-26 17:20:17 -06:00
committed by Greg Kroah-Hartman
parent 52cfde6bbf
commit 214f80e251
2 changed files with 24 additions and 18 deletions
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2
fs/internal.h
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@@ -77,6 +77,8 @@ extern int vfs_path_lookup(struct dentry *, struct vfsmount *,
long do_rmdir(int dfd, struct filename *name);
long do_unlinkat(int dfd, struct filename *name);
int may_linkat(struct path *link);
int do_renameat2(int olddfd, struct filename *oldname, int newdfd,
struct filename *newname, unsigned int flags);
/*
* namespace.c