Fix spelling mistake.

Same patch submitted independently by David Rowley and Peter Geoghegan.

diff --git a/contrib/pg_upgrade/controldata.c b/contrib/pg_upgrade/controldata.c
index 224b7572748cc3f695e3e71721b16892d7c917a8..6d11966b4fc5cbf576b9d3196f04eabe0d543b51 100644 (file)
--- a/contrib/pg_upgrade/controldata.c
+++ b/contrib/pg_upgrade/controldata.c
@@ -476,7 +476,7 @@ check_control_data(ControlData *oldctrl,
 
    if (oldctrl->largesz == 0 || oldctrl->largesz != newctrl->largesz)
        pg_log(PG_FATAL,
-              "old and new pg_controldata maximum relation segement sizes are invalid or do not match\n");
+              "old and new pg_controldata maximum relation segment sizes are invalid or do not match\n");
 
    if (oldctrl->walsz == 0 || oldctrl->walsz != newctrl->walsz)
        pg_log(PG_FATAL,