[PATCH v3 2/8] nfsd: ignore ATTR_DELEG when checking ia_valid before notify_change()

[Jeff Layton]

If the only flag left is ATTR_DELEG, then there are no changes to be
made.

Fixes: 7e13f4f8d27d ("nfsd: handle delegated timestamps in SETATTR")
Signed-off-by: Jeff Layton <jlay...@kernel.org>
---
 fs/nfsd/vfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 
eaf04751d07fe9be4d1dd08477bc5a38ac99be3a..68d42fc5504d8750174b9a2aef10886ed92f528b
 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -467,7 +467,7 @@ static int __nfsd_setattr(struct dentry *dentry, struct 
iattr *iap)
                        return 0;
        }
 
-       if (!iap->ia_valid)
+       if ((iap->ia_valid & ~ATTR_DELEG) == 0)
                return 0;
 
        /*

-- 
2.50.1