diff --git a/.travis.yml b/.travis.yml
index 90e27f0e..e096f9f6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,9 +29,3 @@ script:
 - if [ "$OS" = "linux" ]; then bash "$TRAVIS_BUILD_DIR"/tools/travis/ci-build-linux.sh; fi
 - if [ "$OS" = "windows" ]; then bash "$TRAVIS_BUILD_DIR"/tools/travis/ci-build-windows-ms.sh; fi
 - if [ "$OS" = "linux" -a "$TRAVIS_PULL_REQUEST" != "false" ]; then bash "$TRAVIS_BUILD_DIR"/tools/travis/pr-build.sh; fi
-- cd "$TRAVIS_BUILD_DIR"
-- echo "checking:"
-- find lua_modules lua_examples -iname "*.lua" -print0 | xargs -0 echo
-- find lua_modules lua_examples -iname "*.lua" -print0 | xargs -0 $LUACC -p
-- if [ "$OS" = "linux" ]; then bash "$TRAVIS_BUILD_DIR"/tools/travis/run-luacheck.sh || true ; fi
-
diff --git a/app/driver/i2c_master.c b/app/driver/i2c_master.c
index 618d0898..c95ae65f 100644
--- a/app/driver/i2c_master.c
+++ b/app/driver/i2c_master.c
@@ -252,7 +252,7 @@ uint32 ICACHE_FLASH_ATTR
 i2c_master_setup(uint16 id, uint8 sda, uint8 scl, uint32 speed)
 {
     if(NULL == i2c[id]){
-        i2c[id] = (i2c_master_state_t*) c_malloc(sizeof(i2c_master_state_t));
+        i2c[id] = (i2c_master_state_t*) malloc(sizeof(i2c_master_state_t));
     }
     if(NULL == i2c[id]){  // if malloc failed
         return 0;
diff --git a/app/pm/pmSleep.c b/app/pm/pmSleep.c
index d1774fc1..c7d67829 100644
--- a/app/pm/pmSleep.c
+++ b/app/pm/pmSleep.c
@@ -370,7 +370,7 @@ void pmSleep_suspend(pmSleep_param_t *cfg){
 
     wifi_fpm_set_wakeup_cb(resume_cb); // Set resume C callback
 
-    c_memcpy(&current_config, cfg, sizeof(pmSleep_param_t));
+    memcpy(&current_config, cfg, sizeof(pmSleep_param_t));
     PMSLEEP_DBG("sleep duration is %d", current_config.sleep_duration);
 
     os_timer_disarm(&null_mode_check_timer);