Fix the memory leak issue in the strdup function.

3 months ago · 65752fef72
3 changed files with 6 additions and 3 deletions
--- a/examples/simple_repeater/UITask.cpp
+++ b/examples/simple_repeater/UITask.cpp
@ -37,7 +37,8 @@ void UITask::begin(NodePrefs* node_prefs, const char* build_date, const char* fi
  }

  // v1.2.3 (1 Jan 2025)
-  sprintf(_version_info, "%s (%s)", version, build_date);
+  snprintf(_version_info, sizeof(_version_info), "%s (%s)", version, build_date);
+  free(version);
 }

 void UITask::renderCurrScreen() {
--- a/examples/simple_room_server/UITask.cpp
+++ b/examples/simple_room_server/UITask.cpp
@ -37,7 +37,8 @@ void UITask::begin(NodePrefs* node_prefs, const char* build_date, const char* fi
  }

  // v1.2.3 (1 Jan 2025)
-  sprintf(_version_info, "%s (%s)", version, build_date);
+  snprintf(_version_info, sizeof(_version_info), "%s (%s)", version, build_date);
+  free(version);
 }

 void UITask::renderCurrScreen() {
--- a/examples/simple_sensor/UITask.cpp
+++ b/examples/simple_sensor/UITask.cpp
@ -37,7 +37,8 @@ void UITask::begin(NodePrefs* node_prefs, const char* build_date, const char* fi
  }

  // v1.2.3 (1 Jan 2025)
-  sprintf(_version_info, "%s (%s)", version, build_date);
+  snprintf(_version_info, sizeof(_version_info), "%s (%s)", version, build_date);
+  free(version);
 }

 void UITask::renderCurrScreen() {