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authorMatan Barak <matanb@mellanox.com>2014-09-02 15:32:34 +0300
committerRoland Dreier <roland@purestorage.com>2014-09-22 09:46:52 -0700
commita59c5850f09b4c2d6ad2fc47e5e1be8d654529d6 (patch)
tree14db6d68fc255eea9d43da8eed9d8f543da8299f /drivers/infiniband/core
parent4bf9715f184969dc703bde7be94919995024a6a9 (diff)
downloadlinux-a59c5850f09b4c2d6ad2fc47e5e1be8d654529d6.tar.gz
IB/core: When marshaling uverbs path, clear unused fields
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@mellanox.com> Signed-off-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r--drivers/infiniband/core/uverbs_marshall.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_marshall.c b/drivers/infiniband/core/uverbs_marshall.c
index e7bee46868d1..abd97247443e 100644
--- 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 ib_sa_path_rec *dst,
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);