Revert "nfsd: nfs4_file_get_access: need to be more careful with O_RDWR"
Revert "nfsd: nfs4_file_get_access: need to be more careful with O_RDWR"

This reverts commit df66e75395c839c3a373bae897dbb1248f741b45.

nfsd4_lock can get a read-only or write-only reference when only a
read-write open is available.  This is normal.

Cc: Harshula Jayasuriya <6f3465a751bd1752bbe364e602401d04de50c9e2@redhat.com>
Signed-off-by: J. Bruce Fields <51738506c1b2ccb0761f23bdc612c93babf738ea@redhat.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs