output_buffer: only realloc once, and memset just what we need

[fio.git] / io_u_queue.c

diff --git a/io_u_queue.c b/io_u_queue.c
index 5734e9c399cc9fc48238bf1c8c943f956b7dbf72..9994c7879a066a6b277b1863bd6e7f902ba01795 100644 (file)
--- a/io_u_queue.c
+++ b/io_u_queue.c
@@ -3,11 +3,12 @@
 
 int io_u_qinit(struct io_u_queue *q, unsigned int nr)
 {
-       q->io_us = calloc(sizeof(struct io_u *), nr);
+       q->io_us = calloc(nr, sizeof(struct io_u *));
        if (!q->io_us)
                return 1;
 
        q->nr = 0;
+       q->max = nr;
        return 0;
 }
 
@@ -29,7 +30,7 @@ int io_u_rinit(struct io_u_ring *ring, unsigned int nr)
                ring->max++;
        }
 
-       ring->ring = calloc(sizeof(struct io_u *), ring->max);
+       ring->ring = calloc(ring->max, sizeof(struct io_u *));
        if (!ring->ring)
                return 1;