U

scroll-tech · Oct 23, 2023 · 806691f · 806691f
1 parent fe91275
commit 806691f
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/common/libzkp/impl/src/utils.rs b/common/libzkp/impl/src/utils.rs
@@ -13,8 +13,14 @@ pub(crate) static OUTPUT_DIR: Lazy<Option<String>> =
 
 /// # Safety
 #[no_mangle]
-pub unsafe extern "C" fn free_c_chars(ptr: *mut c_char) {
-    let _ = CString::from_raw(ptr);
+pub extern "C" fn free_c_chars(ptr: *mut c_char) {
+    log::info!("free_c_chars BEGIN");
+    if !ptr.is_null() {
+        unsafe {
+            let _ = CString::from_raw(ptr);
+        }
+    }
+    log::info!("free_c_chars END");
 }
 
 pub(crate) fn c_char_to_str(c: *const c_char) -> &'static str {