tools: Fix memleaks and buffer overflows in irm tool

This fixes some memleaks and potential buffer overflows in the irm
tool.

Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>
Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/tools/irm/irm_ipcp_bootstrap.c b/src/tools/irm/irm_ipcp_bootstrap.c
index e1f75956..3d9386ad 100644
--- a/src/tools/irm/irm_ipcp_bootstrap.c
+++ b/src/tools/irm/irm_ipcp_bootstrap.c
@@ -287,10 +287,15 @@ int do_bootstrap_ipcp(int     argc,
 
                         if (autobind && conf.type != IPCP_NORMAL) {
                                 printf("Can only bind normal IPCPs, "
-                                       "autobind disabled.\n");
+                                       "autobind disabled.\n\n");
                                 autobind = false;
                         }
 
+                        if (strlen(layer) > LAYER_NAME_SIZE) {
+                                printf("Layer name too big.\n\n");
+                                goto fail_usage;
+                        }
+
                         strcpy(conf.layer_info.layer_name, layer);
                         if (conf.type != IPCP_UDP)
                                 conf.layer_info.dir_hash_algo = hash_algo;