diff --git a/applications/external/flipfrid/flipfrid.c b/applications/external/flipfrid/flipfrid.c
index 25bdac024..172a98ef3 100644
--- a/applications/external/flipfrid/flipfrid.c
+++ b/applications/external/flipfrid/flipfrid.c
@@ -121,9 +121,6 @@ void flipfrid_free(FlipFridState* flipfrid) {
         furi_string_free(flipfrid->main_menu_proto_items[i]);
     }
 
-    free(flipfrid->data);
-    free(flipfrid->payload);
-
     // The rest
     free(flipfrid);
 }
diff --git a/applications/external/ibtn_fuzzer/ibtnfuzzer.c b/applications/external/ibtn_fuzzer/ibtnfuzzer.c
index 880d3983b..9e6239b69 100644
--- a/applications/external/ibtn_fuzzer/ibtnfuzzer.c
+++ b/applications/external/ibtn_fuzzer/ibtnfuzzer.c
@@ -121,9 +121,6 @@ void ibtnfuzzer_free(iBtnFuzzerState* ibtnfuzzer) {
         furi_string_free(ibtnfuzzer->main_menu_proto_items[i]);
     }
 
-    free(ibtnfuzzer->data);
-    free(ibtnfuzzer->payload);
-
     // The rest
     free(ibtnfuzzer);
 }
diff --git a/applications/external/wifi_marauder_companion/wifi_marauder_text_input.c b/applications/external/wifi_marauder_companion/wifi_marauder_text_input.c
index d9eee83c9..e17e5aaee 100644
--- a/applications/external/wifi_marauder_companion/wifi_marauder_text_input.c
+++ b/applications/external/wifi_marauder_companion/wifi_marauder_text_input.c
@@ -168,31 +168,22 @@ static char char_to_uppercase(const char letter) {
     switch(letter) {
     case '_':
         return 0x20;
-        break;
     case '(':
         return 0x29;
-        break;
     case '{':
         return 0x7d;
-        break;
     case '[':
         return 0x5d;
-        break;
     case '/':
         return 0x5c;
-        break;
     case ';':
         return 0x3a;
-        break;
     case '.':
         return 0x2c;
-        break;
     case '!':
         return 0x3f;
-        break;
     case '<':
         return 0x3e;
-        break;
     }
     if(char_is_lowercase(letter)) {
         return (letter - 0x20);
diff --git a/applications/external/wiiec/wii_anal.c b/applications/external/wiiec/wii_anal.c
index e3bb21f0f..5882dd60b 100644
--- a/applications/external/wiiec/wii_anal.c
+++ b/applications/external/wiiec/wii_anal.c
@@ -488,13 +488,13 @@ int32_t wii_ec_anal(void) {
 
 bail:
     // 10. Release system notification queue
-    if(state->notify) {
+    if(state && state->notify) {
         furi_record_close(RECORD_NOTIFICATION);
         state->notify = NULL;
     }
 
     // 9. Stop the timer
-    if(state->timer) {
+    if(state && state->timer) {
         (void)furi_timer_stop(state->timer);
         furi_timer_free(state->timer);
         state->timer = NULL;
@@ -515,7 +515,7 @@ bail:
     }
 
     // 5. Free the mutex
-    if(state->mutex) {
+    if(state && state->mutex) {
         furi_mutex_free(state->mutex);
         state->mutex = NULL;
     }