Fixed bug #48273 (snmp*_real_walk() returns SNMP errors as values).

NEWS

@@ -12,6 +12,8 @@ PHP                                                                        NEWS
   files). (Pierre)
 - Fixed bug #48359 (Script hangs on snmprealwalk if OID is not
   increasing). (Ilia, simonov at gmail dot com)
+- Fixed bug #48273 (snmp*_real_walk() returns SNMP errors as values).
+  (Ilia, lytboris at gmail dot com)
 - Fixed bug #48247 (Crash on errors during startup). (Stas)
 - Fixed bug #42143 (The constant NAN is reported as 0 on Windows)
   (Kanwaljeet Singla, Venkat Raman Don)

ext/snmp/snmp.c

@@ -479,7 +479,7 @@ retry:
 						return;
 					} else if (st == SNMP_CMD_WALK) {
 						add_next_index_zval(return_value,snmpval); /* Add to returned array */
-					} else if (st == SNMP_CMD_REALWALK)  {
+					} else if (st == SNMP_CMD_REALWALK && vars->type != SNMP_ENDOFMIBVIEW && vars->type != SNMP_NOSUCHOBJECT && vars->type != SNMP_NOSUCHINSTANCE) {
 #ifdef HAVE_NET_SNMP
 						snprint_objid(buf2, sizeof(buf2), vars->name, vars->name_length);
 #else