From 49cd619c69d643b30a24029e40eb5364c7a26b2e Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@redhat.com>
Date: Mon, 9 Jan 2006 09:35:28 -0500
Subject: [PATCH] [PATCH] moxa serial: add proper capability check

This requires the proper capabilities for the moxa bios update ioctl's.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/char/moxa.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c
index 5e3ef5522194..f43c2e04eadd 100644
--- a/drivers/char/moxa.c
+++ b/drivers/char/moxa.c
@@ -1649,6 +1649,8 @@ int MoxaDriverIoctl(unsigned int cmd, unsigned long arg, int port)
 	case MOXA_FIND_BOARD:
 	case MOXA_LOAD_C320B:
 	case MOXA_LOAD_CODE:
+		if (!capable(CAP_SYS_RAWIO))
+			return -EPERM;
 		break;
 	}
 
-- 
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