Fix compiler warning in jsonpath_exec.c

Warning was observed in gcc 4.4.6, gcc 4.4.7 and probably others.

Reported-by: Tom Lane
Discussion: https://postgr.es/m/25151.1552751426%40sss.pgh.pa.us

diff --git a/src/backend/utils/adt/jsonpath_exec.c b/src/backend/utils/adt/jsonpath_exec.c
index 4fc441f11e7f14472e81587a8302fdb78ac4ef5c..c07225749e5620841f6345069d413cce641c320a 100644 (file)
--- a/src/backend/utils/adt/jsonpath_exec.c
+++ b/src/backend/utils/adt/jsonpath_exec.c
@@ -1459,15 +1459,11 @@ executePredicate(JsonPathExecContext *cxt, JsonPathItem *pred,
        JsonbValue *rval;
        bool        first = true;
 
+       JsonValueListInitIterator(&rseq, &rseqit);
        if (rarg)
-       {
-           JsonValueListInitIterator(&rseq, &rseqit);
            rval = JsonValueListNext(&rseq, &rseqit);
-       }
        else
-       {
            rval = NULL;
-       }
 
        /* Loop over right arg sequence or do single pass otherwise */
        while (rarg ? (rval != NULL) : first)