IB/core: When marshaling uverbs path, clear unused fields
commita59c5850f0
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:dd5f03beb4
("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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -140,5 +140,9 @@ void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst,
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dst->packet_life_time = src->packet_life_time;
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dst->preference = src->preference;
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dst->packet_life_time_selector = src->packet_life_time_selector;
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memset(dst->smac, 0, sizeof(dst->smac));
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memset(dst->dmac, 0, sizeof(dst->dmac));
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dst->vlan_id = 0xffff;
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}
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EXPORT_SYMBOL(ib_copy_path_rec_from_user);
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