x86,efi: Check max_size only if it is non-zero.
authorRichard Weinberger <richard@nod.at>
Wed, 10 Apr 2013 08:59:34 +0000 (10:59 +0200)
committerMatt Fleming <matt.fleming@intel.com>
Thu, 11 Apr 2013 14:45:52 +0000 (15:45 +0100)
commit7791c8423f1f7f4dad94e753bae67461d5b80be8
tree54b619a807a75adef8551f1db76250b22b151f8f
parenta6e4d5a03e9e3587e88aba687d8f225f4f04c792
x86,efi: Check max_size only if it is non-zero.

Some EFI implementations return always a MaximumVariableSize of 0,
check against max_size only if it is non-zero.
My Intel DQ67SW desktop board has such an implementation.

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
arch/x86/platform/efi/efi.c