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batman-adv: check return type of unicast packet preparations
authorLinus Lüssing <linus.luessing@web.de>
Sat, 27 Jul 2013 01:24:44 +0000 (03:24 +0200)
committerAntonio Quartulli <ordex@autistici.org>
Sat, 17 Aug 2013 18:02:32 +0000 (20:02 +0200)
batadv_unicast(_4addr)_prepare_skb  might reallocate the skb's data.
And if it tries to do so then this can potentially fail.

We shouldn't continue working on this skb in such a case.

Signed-off-by: Linus Lüssing <linus.luessing@web.de>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Acked-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>

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