From: Jacob Adams <tookmund@gmail.com>
Date: Wed, 18 Mar 2015 00:40:49 +0000 (-0400)
Subject: Do not read past the end of the buffer
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zpipe.c?a=commitdiff_plain;h=271999a2f3d77db5f22eaa05707a591dfe1294f6;p=minix.git

Do not read past the end of the buffer

closes #22

Change-Id: I239c670915d98440c176ccf23e5270c40c4fbe81
---

diff --git a/minix/commands/devmand/main.c b/minix/commands/devmand/main.c
index 8d9b1efd1..25cc0b8a8 100644
--- a/minix/commands/devmand/main.c
+++ b/minix/commands/devmand/main.c
@@ -544,7 +544,7 @@ static enum dev_type determine_type (char *path)
 		return DEV_TYPE_UNKOWN;
 	}
 
-	res = fscanf(fd , "%s\n", buf);
+	res = fscanf(fd , "%256s\n", buf);
 	fclose(fd);
 
 	if (res != 1) {