fix dbGet to fail when reading scalars from empty arrays

2020-06-09 16:14:49 +02:00
parent a42197f0d6
commit 3176651c71
1 changed files with 5 additions and 0 deletions
--- a/modules/database/src/ioc/db/dbAccess.c
+++ b/modules/database/src/ioc/db/dbAccess.c
@@ -945,6 +945,11 @@ long dbGet(DBADDR *paddr, short dbrType,
    if (offset == 0 && (!nRequest || no_elements == 1)) {
        if (nRequest)
            *nRequest = 1;
+        else if (no_elements < 1) {
+            status = S_db_onlyOne;
+            goto done;
+        }
+
        if (!pfl || pfl->type == dbfl_type_rec) {
            status = dbFastGetConvertRoutine[field_type][dbrType]
                (paddr->pfield, pbuf, paddr);