score: cleanups: dead code, 0 as pointer, shadowed variables
authorArnd Bergmann <arnd@arndb.de>
Sat, 27 Jun 2009 12:46:35 +0000 (14:46 +0200)
committerArnd Bergmann <arnd@arndb.de>
Sat, 27 Jun 2009 13:16:16 +0000 (15:16 +0200)
A few smaller issues found by sparse, some code that was
never used, two instances of '0' instead of 'NULL' and
local variables shadowing another one.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

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