tree 1ca3c231afa2ba0c0e147af129dd7c96fd4c5fd3
parent 61fa0e17f99b60b851d4480605b7d905d3172f0c
author Yann E. MORIN <yann.morin.1998@free.fr> 1366833604 +0200
committer Yann E. MORIN <yann.morin.1998@free.fr> 1366841758 +0200

kconfig: do not override symbols already set

For randconfig, if a list of required symbols is specified with
KCONFIG_ALLCONFIG, such symbols do not "have a value" as per
sym_has_value(), but have the "valid" flag set.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>