[PATCH] EDAC: e752x cleanup

- Add ctl_dev field to "struct e752x_dev_info".  Then we can eliminate
  ugly switch statement from e752x_probe1().

- Remove code from e752x_probe1() that clears initial PCI bus parity
  errors.  The core EDAC module already does this.

Signed-off-by: David S. Peterson <dsp@llnl.gov>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>