Avoid core dump with null or invalid data (679400 - Mathieu Masseboeuf)

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@285 f882894a-f735-0410-b71e-b25c423dba1c

diff --git a/plugins/check_snmp.c b/plugins/check_snmp.c
index 83083a850f93c909ac1b3b52a8904a4b3235f354..a4be11bc64c648b3e7baeeed326155eb000117f2 100644 (file)
--- a/plugins/check_snmp.c
+++ b/plugins/check_snmp.c
@@ -321,6 +321,8 @@ main (int argc, char **argv)
                    eval_method[i] & WARN_EQ ||
                    eval_method[i] & WARN_NE) {
                        p2 = strpbrk (p2, "0123456789");
+                       if (p2 == NULL) 
+                               terminate (STATE_UNKNOWN,"No valid data returned");
                        response_value[i] = strtoul (p2, NULL, 10);
                        iresult = check_num (i);
                        asprintf (&show, "%lu", response_value[i]);