Don't uselessly escape a string that doesn't need escaping

Per gripe from Ian Barwick

Co-authored-by: Ian Barwick <ian@2ndquadrant.com>
Discussion: https://postgr.es/m/CABvVfJWNnNKb8cHsTLhkTsvL1+G6BVcV+57+w1JZ61p8YGPdWQ@mail.gmail.com

diff --git a/src/bin/pg_basebackup/pg_basebackup.c b/src/bin/pg_basebackup/pg_basebackup.c
index ba13806276831d01678e855a8a0851be0029ef7e..ed6a210bb0ac8a435fce123900fe8eef643a6180 100644 (file)
--- a/src/bin/pg_basebackup/pg_basebackup.c
+++ b/src/bin/pg_basebackup/pg_basebackup.c
@@ -1679,9 +1679,9 @@ GenerateRecoveryConf(PGconn *conn)
 
        if (replication_slot)
        {
-               escaped = escape_quotes(replication_slot);
-               appendPQExpBuffer(recoveryconfcontents, "primary_slot_name = '%s'\n", replication_slot);
-               free(escaped);
+               /* unescaped: ReplicationSlotValidateName allows [a-z0-9_] only */
+               appendPQExpBuffer(recoveryconfcontents, "primary_slot_name = '%s'\n",
+                                                 replication_slot);
        }
 
        if (PQExpBufferBroken(recoveryconfcontents) ||