diff options
Diffstat (limited to 'src/backend/tcop/postgres.c')
| -rw-r--r-- | src/backend/tcop/postgres.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c index c900427ecf9..6a070b5d8cb 100644 --- a/src/backend/tcop/postgres.c +++ b/src/backend/tcop/postgres.c @@ -1817,23 +1817,19 @@ exec_bind_message(StringInfo input_message) if (!isNull) { - const char *pvalue = pq_getmsgbytes(input_message, plength); + char *pvalue; /* - * Rather than copying data around, we just set up a phony + * Rather than copying data around, we just initialize a * StringInfo pointing to the correct portion of the message - * buffer. We assume we can scribble on the message buffer so - * as to maintain the convention that StringInfos have a - * trailing null. This is grotty but is a big win when - * dealing with very large parameter strings. + * buffer. We assume we can scribble on the message buffer to + * add a trailing NUL which is required for the input function + * call. */ - pbuf.data = unconstify(char *, pvalue); - pbuf.maxlen = plength + 1; - pbuf.len = plength; - pbuf.cursor = 0; - - csave = pbuf.data[plength]; - pbuf.data[plength] = '\0'; + pvalue = unconstify(char *, pq_getmsgbytes(input_message, plength)); + csave = pvalue[plength]; + pvalue[plength] = '\0'; + initReadOnlyStringInfo(&pbuf, pvalue, plength); } else { |