From 843706190212a4491b2849e07485d5db4f0fe4cf Mon Sep 17 00:00:00 2001
From: Vladislav Bolkhovitin <vst@vlnb.net>
Date: Tue, 13 Jul 2010 12:11:52 +0000
Subject: [PATCH] Don't allow to create devices with '/' in names

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@1815 d57e44dd-8a1f-0410-8b47-8ef2f437770f
---
 scst/src/scst_main.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/scst/src/scst_main.c b/scst/src/scst_main.c
index 9aec11c7b..487582c2e 100644
--- a/scst/src/scst_main.c
+++ b/scst/src/scst_main.c
@@ -996,6 +996,20 @@ out:
 	return res;
 }
 
+static int scst_check_device_name(const char *dev_name)
+{
+	int res = 0;
+
+	if (strchr(dev_name, '/') != NULL) {
+		PRINT_ERROR("Dev name %s contains illegal character '/'",
+			dev_name);
+		res = -EINVAL;
+	}
+
+	TRACE_EXIT_RES(res);
+	return res;
+}
+
 /**
  * scst_register_virtual_device() - register a virtual device.
  * @dev_handler: the device's device handler
@@ -1026,6 +1040,10 @@ int scst_register_virtual_device(struct scst_dev_type *dev_handler,
 		goto out;
 	}
 
+	res = scst_check_device_name(dev_name);
+	if (res != 0)
+		goto out;
+
 	res = scst_dev_handler_check(dev_handler);
 	if (res != 0)
 		goto out;