Free err strings correctly

3c257391 · David Greenberg · 8796fd89 · 3c257391
Commit 3c257391 authored Jul 15, 2015 by David Greenberg
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Showing with 5 additions and 2 deletions

rocksdb.rs src/rocksdb.rs +5 -2

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--- a/src/rocksdb.rs
+++ b/src/rocksdb.rs
@@ -163,8 +163,11 @@ pub trait Writable {
 fn error_message(ptr: *const i8) -> String {
    let c_str = unsafe { CStr::from_ptr(ptr) };
-//TODO I think we're leaking the c string here; should be a call to free once realloced into rust String
+    let s = from_utf8(c_str.to_bytes()).unwrap().to_owned();
-    from_utf8(c_str.to_bytes()).unwrap().to_owned()
+    unsafe{
+        libc::free(ptr as *mut libc::c_void);
+    }
+    s
 }
 impl RocksDB {