From 246216c24eb60d2742aec18fa875c40a905ed223 Mon Sep 17 00:00:00 2001
From: Andrey Smirnov <andrew.smirnov@gmail.com>
Date: Sat, 12 Jan 2019 00:24:51 -0800
Subject: treewide: Introduce MAP_FAILED and replace ad-hoc constants with it

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 commands/md.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'commands/md.c')

diff --git a/commands/md.c b/commands/md.c
index 3e83c723a3..a495fc8b41 100644
--- a/commands/md.c
+++ b/commands/md.c
@@ -68,7 +68,7 @@ static int do_mem_md(int argc, char *argv[])
 		return 1;
 
 	map = memmap(fd, PROT_READ);
-	if (map != (void *)-1) {
+	if (map != MAP_FAILED) {
 		ret = memory_display(map + start, start, size,
 				mode >> O_RWSIZE_SHIFT, swab);
 		goto out;
-- 
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