--- src/pstree.c
+++ src/pstree.c	2012-02-27 17:15:05.418433600 +0000
@@ -376,7 +376,7 @@ add_proc(const char *comm, pid_t pid, pi
 #endif                                /*WITH_SELINUX */
     else {
         strncpy(this->comm, comm, COMM_LEN+2);
-		this->comm[COMM_LEN+1];
+		this->comm[COMM_LEN+1]='\0';
         this->uid = uid;
     }
     if (args)