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-rw-r--r--src/rest.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/rest.c b/src/rest.c
index 2b8fbaf..8191648 100644
--- a/src/rest.c
+++ b/src/rest.c
@@ -1337,6 +1337,14 @@ static int og_set_client_mode(struct og_dbi *dbi, const char *mac,
"WHERE ordenadores.mac='%s'", getenv("LANG"), mac);
+ if (!result) {
+ dbi_conn_error(dbi->conn, &msglog);
+ syslog(LOG_ERR, "failed to query database (%s:%d) %s\n",
+ __func__, __LINE__, msglog);
+ og_dbi_close(dbi);
+ return -1;
+ }
+
if (dbi_result_get_numrows(result) != 1) {
dbi_conn_error(dbi->conn, &msglog);
syslog(LOG_ERR, "failed to query database (%s:%d) %s\n",