free memory corruption introduced by the polishing of the SNMP tree generator.

diff --git a/src/snmp_core.cc b/src/snmp_core.cc
index 8e6adaf494f5a1ccdcef4e324c5cf9436d5d8a2d..63821ded41418a363a9c1d540e4b0b5f42499691 100644 (file)
--- a/src/snmp_core.cc
+++ b/src/snmp_core.cc
@@ -963,9 +963,10 @@ snmpCreateOidFromStr(const char *str, oid **name, int *nl)
     *name = NULL;
     *nl = 0;
     char *s = xstrdup(str);
+    char *s_ = s;
 
     /* Parse the OID string into oid bits */
-    while ( (p = strsep(&s, delim)) != NULL) {
+    while ( (p = strsep(&s_, delim)) != NULL) {
         *name = (oid*)xrealloc(*name, sizeof(oid) * ((*nl) + 1));
         (*name)[*nl] = atoi(p);
         (*nl)++;