Fix compile error (sign-compare) Modified jsonudf.cpp jsonudf.h

storage/connect/jsonudf.cpp

@@ -6013,7 +6013,8 @@ JUP::JUP(PGLOBAL g) {
 	fs = NULL;
 	s = buff = NULL;
 	len = 0;
-	i = k = recl = 0;
+	k = recl = 0;
+	i = 0;
 } // end of JUP constructor
 
 /*********************************************************************************/

storage/connect/jsonudf.h

@@ -364,7 +364,7 @@ class JUP : public BLOCK {
 	char  *s;
 	char  *buff;
 	size_t len;
-	int    recl;
-	int    i, k;
+	uint   i;
+	int    k, recl;
 }; // end of class JUP