Merge tag '5.11-rc4-smb3' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs fixes from Steve French:
 "An important signal handling patch for stable, and two small cleanup
  patches"

* tag '5.11-rc4-smb3' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: do not fail __smb_send_rqst if non-fatal signals are pending
  fs/cifs: Simplify bool comparison.
  fs/cifs: Assign boolean values to a bool variable