log: fix use-after-free

[fio.git] / iolog.c

diff --git a/iolog.c b/iolog.c
index a8bead11292c824eb3371f4f2c3e7a8545108cf7..96afec665c73a81c7c37286b77e2b3143e38be53 100644 (file)
--- a/iolog.c
+++ b/iolog.c
@@ -581,7 +581,7 @@ static void clear_file_buffer(void *buf)
 }
 #endif
 
-static void free_log(struct io_log *log)
+void free_log(struct io_log *log)
 {
        free(log->log);
        free(log->filename);
@@ -623,7 +623,6 @@ void __finish_log(struct io_log *log)
 
        fclose(f);
        clear_file_buffer(buf);
-       free_log(log);
 }
 
 static int finish_log(struct thread_data *td, struct io_log *log, int trylock)
@@ -636,11 +635,11 @@ static int finish_log(struct thread_data *td, struct io_log *log, int trylock)
 
        if (td->client_type == FIO_CLIENT_TYPE_GUI) {
                fio_send_iolog(td, log, log->filename);
-               free_log(log);
        } else
                __finish_log(log);
 
        fio_unlock_file(log->filename);
+       free_log(log);
        return 0;
 }