From c828a0f32c50c8644832b6fab21974880860e415 Mon Sep 17 00:00:00 2001
From: Sven Breuner <sven@excelero.com>
Date: Wed, 3 Jun 2020 01:22:44 +0300
Subject: [PATCH] mdtest: use correct number of bytes for posix_memalign of
 read buffer

Fixes a typo in initial posix_memalign commit for DirectIO support.
---
 src/mdtest.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mdtest.c b/src/mdtest.c
index c8a8b47..105837f 100644
--- a/src/mdtest.c
+++ b/src/mdtest.c
@@ -633,7 +633,7 @@ void mdtest_read(int random, int dirs, const long dir_iter, char *path) {
 
     /* allocate read buffer */
     if (read_bytes > 0) {
-        int alloc_res = posix_memalign((void**)&read_buffer, sysconf(_SC_PAGESIZE), write_bytes);
+        int alloc_res = posix_memalign((void**)&read_buffer, sysconf(_SC_PAGESIZE), read_bytes);
         if (alloc_res) {
             FAIL("out of memory");
         }