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authorPeter Eisentraut2022-07-03 18:11:05 +0000
committerPeter Eisentraut2022-07-03 18:11:05 +0000
commit5faef9d582012433db9ad05af27a77bd591508e1 (patch)
treef3ace999fcaf45d69c3eb8428d3afc4819316530 /src/interfaces/ecpg
parent02c408e21a6e78ff246ea7a1beb4669634fa9c4c (diff)
Remove redundant null pointer checks before PQclear and PQconninfoFree
These functions already had the free()-like behavior of handling null pointers as a no-op. But it wasn't documented, so add it explicitly to the documentation, too. Discussion: https://www.postgresql.org/message-id/flat/dac5d2d0-98f5-94d9-8e69-46da2413593d%40enterprisedb.com
Diffstat (limited to 'src/interfaces/ecpg')
-rw-r--r--src/interfaces/ecpg/ecpglib/descriptor.c3
-rw-r--r--src/interfaces/ecpg/ecpglib/execute.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/src/interfaces/ecpg/ecpglib/descriptor.c b/src/interfaces/ecpg/ecpglib/descriptor.c
index f1898dec6a6..649a71c286c 100644
--- a/src/interfaces/ecpg/ecpglib/descriptor.c
+++ b/src/interfaces/ecpg/ecpglib/descriptor.c
@@ -923,8 +923,7 @@ ECPGdescribe(int line, int compat, bool input, const char *connection_name, cons
if (!ecpg_check_PQresult(res, line, con->connection, compat))
break;
- if (desc->result != NULL)
- PQclear(desc->result);
+ PQclear(desc->result);
desc->result = res;
ret = true;
diff --git a/src/interfaces/ecpg/ecpglib/execute.c b/src/interfaces/ecpg/ecpglib/execute.c
index 2ebe6656d63..bd94bd4e6c6 100644
--- a/src/interfaces/ecpg/ecpglib/execute.c
+++ b/src/interfaces/ecpg/ecpglib/execute.c
@@ -1714,8 +1714,7 @@ ecpg_process_output(struct statement *stmt, bool clear_result)
status = false;
else
{
- if (desc->result)
- PQclear(desc->result);
+ PQclear(desc->result);
desc->result = stmt->results;
clear_result = false;
ecpg_log("ecpg_process_output on line %d: putting result (%d tuples) into descriptor %s\n",