From mboxrd@z Thu Jan 1 00:00:00 1970 From: Antonio Quartulli Subject: [PATCH 5/7] batman-adv: fix alignment for batadv_tvlv_tt_change Date: Sat, 28 Dec 2013 17:05:58 +0100 Message-ID: <1388246760-3335-6-git-send-email-antonio@meshcoding.com> References: <1388246760-3335-1-git-send-email-antonio@meshcoding.com> Reply-To: The list for a Better Approach To Mobile Ad-hoc Networking Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, b.a.t.m.a.n-ZwoEplunGu2X36UT3dwllkB+6BGkLq7r@public.gmane.org, Marek Lindner , Antonio Quartulli To: davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org Return-path: In-Reply-To: <1388246760-3335-1-git-send-email-antonio-x4xJYDvStAgysxA8WJXlww@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: b.a.t.m.a.n-bounces-ZwoEplunGu2X36UT3dwllkB+6BGkLq7r@public.gmane.org Sender: "B.A.T.M.A.N" List-Id: netdev.vger.kernel.org Make struct batadv_tvlv_tt_change a multiple 4 bytes long to avoid padding on any architecture. Signed-off-by: Antonio Quartulli Signed-off-by: Marek Lindner --- net/batman-adv/packet.h | 4 ++-- net/batman-adv/translation-table.c | 6 ++++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h index 04cf27c..2dd8f24 100644 --- a/net/batman-adv/packet.h +++ b/net/batman-adv/packet.h @@ -484,13 +484,13 @@ struct batadv_tvlv_tt_vlan_data { * struct batadv_tvlv_tt_change - translation table diff data * @flags: status indicators concerning the non-mesh client (see * batadv_tt_client_flags) - * @reserved: reserved field + * @reserved: reserved field - useful for alignment purposes only * @addr: mac address of non-mesh client that triggered this tt change * @vid: VLAN identifier */ struct batadv_tvlv_tt_change { uint8_t flags; - uint8_t reserved; + uint8_t reserved[3]; uint8_t addr[ETH_ALEN]; __be16 vid; }; diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 4add57d..ff625fe 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -333,7 +333,8 @@ static void batadv_tt_local_event(struct batadv_priv *bat_priv, return; tt_change_node->change.flags = flags; - tt_change_node->change.reserved = 0; + memset(tt_change_node->change.reserved, 0, + sizeof(tt_change_node->change.reserved)); memcpy(tt_change_node->change.addr, common->addr, ETH_ALEN); tt_change_node->change.vid = htons(common->vid); @@ -2221,7 +2222,8 @@ static void batadv_tt_tvlv_generate(struct batadv_priv *bat_priv, ETH_ALEN); tt_change->flags = tt_common_entry->flags; tt_change->vid = htons(tt_common_entry->vid); - tt_change->reserved = 0; + memset(tt_change->reserved, 0, + sizeof(tt_change->reserved)); tt_num_entries++; tt_change++; -- 1.8.5.2