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ovl: update ->f_iocb_flags when ovl_change_flags() modifies ->f_flags 

ovl_change_flags() is an open-coded variant of fs/fcntl.c:setfl() and it
got missed by commit 164f4064ca ("keep iocb_flags() result cached in
struct file"); the same change applies there.

Reported-by: Pierre Labastie <pierre.labastie@neuf.fr>
Fixes: 164f4064ca ("keep iocb_flags() result cached in struct file")
Cc: <stable@vger.kernel.org> # v6.0
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216738
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Al Viro 2022-11-24 17:03:11 +00:00 committed by Miklos Szeredi
parent 672e4268b2
commit 456b59e757
1 changed files with 1 additions and 0 deletions
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fs/overlayfs/file.c
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@ -96,6 +96,7 @@ static int ovl_change_flags(struct file *file, unsigned int flags)
spin_lock(&file->f_lock);
file->f_flags = (file->f_flags & ~OVL_SETFL_MASK) | flags;
file->f_iocb_flags = iocb_flags(file);
spin_unlock(&file->f_lock);
return 0;