Merge branch 'bugfix/btdm_fix_write_char_crash_after_disconnection' i…

…nto 'master' Component/bt: fix write char crash after disconnection See merge request idf/esp-idf!4209
espressif · Feb 1, 2019 · abea9e4 · abea9e4
2 parents d7a7a68 + b51a0fc
commit abea9e4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/components/bt/bluedroid/stack/l2cap/l2c_api.c b/components/bt/bluedroid/stack/l2cap/l2c_api.c
@@ -1845,7 +1845,7 @@ BOOLEAN L2CA_CheckIsCongest(UINT16 fixed_cid, UINT16 handle)
     tL2C_LCB *p_lcb;
     p_lcb = l2cu_find_lcb_by_handle(handle);
 
-    if (p_lcb != NULL) {
+    if (p_lcb != NULL && p_lcb->p_fixed_ccbs[fixed_cid - L2CAP_FIRST_FIXED_CHNL] != NULL) {
         return p_lcb->p_fixed_ccbs[fixed_cid - L2CAP_FIRST_FIXED_CHNL]->cong_sent;
     }