Fix off-by-one in jobs_eta allocation

[fio.git] / eta.c

diff --git a/eta.c b/eta.c
index b7f1fd62cffe88e2bdac92c5d325ec8fbfb25a55..6118d1af21b5afccee8c9f106bc4cbd93b557c61 100644 (file)
--- a/eta.c
+++ b/eta.c
@@ -418,10 +418,14 @@ void display_thread_status(struct jobs_eta *je)
 void print_thread_status(void)
 {
        struct jobs_eta *je;
+       size_t size;
 
-       je = malloc(sizeof(*je) + thread_number * sizeof(char));
+       if (!thread_number)
+               return;
 
-       memset(je, 0, sizeof(*je) + thread_number * sizeof(char));
+       size = sizeof(*je) + thread_number * sizeof(char) + 1;
+       je = malloc(size);
+       memset(je, 0, size);
 
        if (calc_thread_status(je, 0))
                display_thread_status(je);