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 2a4b636245fa6b480ca5c1a63c3123b0faeb4f38..6ce5145eebd12391dbfdb02a9d94f954ef6f6cfc 100644 (file)
--- a/contrib/pg_upgrade/controldata.c
+++ b/contrib/pg_upgrade/controldata.c
@@ -585,7 +585,7 @@ 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,