[ulogd2 PATCH v2 19/27] output: PGSQL: Fix string truncation warning

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Replace `strncpy` with `snprintf`.

Remove superfluous intermediate buffer.

Signed-off-by: Jeremy Sowden <jeremy@xxxxxxxxxx>
---
 output/pgsql/ulogd_output_PGSQL.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/output/pgsql/ulogd_output_PGSQL.c b/output/pgsql/ulogd_output_PGSQL.c
index f5a2823a7e1d..c20ca605fb52 100644
--- a/output/pgsql/ulogd_output_PGSQL.c
+++ b/output/pgsql/ulogd_output_PGSQL.c
@@ -190,18 +190,17 @@ static int get_columns_pgsql(struct ulogd_pluginstance *upi)
 	}
 
 	for (i = 0; i < PQntuples(pi->pgres); i++) {
-		char buf[ULOGD_MAX_KEYLEN+1];
 		char *underscore;
 
+		snprintf(upi->input.keys[i].name,
+			 sizeof(upi->input.keys[i].name),
+			 "%s", PQgetvalue(pi->pgres, i, 0));
 		/* replace all underscores with dots */
-		strncpy(buf, PQgetvalue(pi->pgres, i, 0), ULOGD_MAX_KEYLEN);
-		while ((underscore = strchr(buf, '_')))
+		for (underscore = upi->input.keys[i].name;
+		     (underscore = strchr(underscore, '_')); )
 			*underscore = '.';
 
-		DEBUGP("field '%s' found: ", buf);
-
-		/* add it to list of input keys */
-		strncpy(upi->input.keys[i].name, buf, ULOGD_MAX_KEYLEN);
+		DEBUGP("field '%s' found\n", upi->input.keys[i].name);
 	}
 
 	/* ID (starting by '.') is a sequence */
-- 
2.33.0




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