linux-kernel - [PATCH 11/13] drbd: drbd_nla_check_mandatory(): Need to remove the DRBD_GENLA_F

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Date:	Mon, 10 Oct 2011 13:55:04 +0200
From:	Philipp Reisner <philipp.reisner@...bit.com>
To:	linux-kernel@...r.kernel.org, Jens Axboe <axboe@...nel.dk>
Cc:	drbd-dev@...ts.linbit.com
Subject: [PATCH 11/13] drbd: drbd_nla_check_mandatory(): Need to remove the DRBD_GENLA_F_MANDATORY flag first

From: Andreas Gruenbacher <agruen@...bit.com>

We need to remove the flag before checking for valid types.

Signed-off-by: Philipp Reisner <philipp.reisner@...bit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@...bit.com>
---
 include/linux/genl_magic_func.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/genl_magic_func.h b/include/linux/genl_magic_func.h
index 99f4e95..2d38695 100644
--- a/include/linux/genl_magic_func.h
+++ b/include/linux/genl_magic_func.h
@@ -158,9 +158,9 @@ static inline int drbd_nla_check_mandatory(int maxtype, struct nlattr *nla)
 
 	nla_for_each_attr(nla, head, len, rem) {
 		if (nla->nla_type & DRBD_GENLA_F_MANDATORY) {
+			nla->nla_type &= ~DRBD_GENLA_F_MANDATORY;
 			if (nla_type(nla) > maxtype)
 				return -EOPNOTSUPP;
-			nla->nla_type &= ~DRBD_GENLA_F_MANDATORY;
 		}
 	}
 	return 0;
-- 
1.7.4.1

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