Remove duplicated word in comment of basebackup.c

Oversight in 39969e2.

Author: Martín Marqués
Discussion: https://postgr.es/m/CABeG9LviA01oHC5h=ksLUuhMyXxmZR_tftRq6q3341CMT=j=4g@mail.gmail.com

diff --git a/src/backend/replication/basebackup.c b/src/backend/replication/basebackup.c
index 67489192a26b34a4d75df4c88a9c26aad8a9f61c..5244823ff8592ba917b4ea5ed86777116ea9a294 100644 (file)
--- a/src/backend/replication/basebackup.c
+++ b/src/backend/replication/basebackup.c
@@ -180,7 +180,7 @@ static const struct exclude_list_item excludeFiles[] =
    {RELCACHE_INIT_FILENAME, true},
 
    /*
-    * backup_label and tablespace_map should not exist in in a running cluster
+    * backup_label and tablespace_map should not exist in a running cluster
     * capable of doing an online backup, but exclude them just in case.
     */
    {BACKUP_LABEL_FILE, false},