This is a note to let you know that I've just added the patch titled
IB/core: When marshaling uverbs path, clear unused fields
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ib-core-when-marshaling-uverbs-path-clear-unused-fields.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From a59c5850f09b4c2d6ad2fc47e5e1be8d654529d6 Mon Sep 17 00:00:00 2001
From: Matan Barak <matanb@xxxxxxxxxxxx>
Date: Tue, 2 Sep 2014 15:32:34 +0300
Subject: IB/core: When marshaling uverbs path, clear unused fields
From: Matan Barak <matanb@xxxxxxxxxxxx>
commit a59c5850f09b4c2d6ad2fc47e5e1be8d654529d6 upstream.
When marsheling a user path to the kernel struct ib_sa_path, need
to zero smac, dmac and set the vlan id to the "no vlan" value.
Fixes: dd5f03beb4f7 ("IB/core: Ethernet L2 attributes in verbs/cm structures")
Reported-by: Aleksey Senin <alekseys@xxxxxxxxxxxx>
Signed-off-by: Matan Barak <matanb@xxxxxxxxxxxx>
Signed-off-by: Or Gerlitz <ogerlitz@xxxxxxxxxxxx>
Signed-off-by: Roland Dreier <roland@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/infiniband/core/uverbs_marshall.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/infiniband/core/uverbs_marshall.c
+++ b/drivers/infiniband/core/uverbs_marshall.c
@@ -140,5 +140,9 @@ void ib_copy_path_rec_from_user(struct i
dst->packet_life_time = src->packet_life_time;
dst->preference = src->preference;
dst->packet_life_time_selector = src->packet_life_time_selector;
+
+ memset(dst->smac, 0, sizeof(dst->smac));
+ memset(dst->dmac, 0, sizeof(dst->dmac));
+ dst->vlan_id = 0xffff;
}
EXPORT_SYMBOL(ib_copy_path_rec_from_user);
Patches currently in stable-queue which might be from matanb@xxxxxxxxxxxx are
queue-3.14/ib-core-when-marshaling-uverbs-path-clear-unused-fields.patch
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