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We 'allocate' 'count' bytes here. In fact, 'dev_alloc_skb' already add some extra space for padding, so a bit more is allocated. However, we use 1 byte for the KISS command, then copy 'count' bytes, so count+1 bytes. Explicitly allocate and use 1 more byte to be safe. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: David S. Miller <davem@davemloft.net>