Patch merged into coreboot/master: caac5ef northbridge/amd: Remove some extraneous parentheses from if-statements

the following patch was just integrated into master:
commit caac5ef86d1164d3f12c0486d0a2e469d0ebb252
Author: Edward O'Callaghan 
Date:   Sat Jun 28 17:52:34 2014 +1000

northbridge/amd: Remove some extraneous parentheses from if-statements

Spotted by Clang.

Change-Id: I38832da7b93d4ee18b8de3e80dc39513a8910221
    Signed-off-by: Edward O'Callaghan 
    Reviewed-on: http://review.coreboot.org/6149
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See http://review.coreboot.org/6149 for details.

-gerrit