Fix error message on short read of pg_control
Instead of saying "error: success", indicate that we got a working read
but it was too short.
Branch
------
REL9_3_STABLE
Details
-------
https://git.postgresql.org/pg/commitdiff/048caa5560da33d63bbcbb2063c8ecd48994c99b
Modified Files
--------------
src/backend/access/transam/xlog.c | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
