backend: Fix minor memory leak in configuration file processing
Just for consistency with the other code paths.
found by Coverity
Branch------master
Details-------http://git.postgresql.org/pg/commitdiff/693ff85d47181fad123ef245cf9c28539cc3db92
Modified Files--------------src/backend/utils/misc/guc.c | 1 +1 files changed, 1 insertions(+), 0 deletions(-)
