[PATCH] IrDA: Incorrect TTP header reservation
We must reserve SAR + MAX_HEADER bytes for IrLMP to fit in. This fixes an oops reported (and fixed) by Jeet Chaudhuri, when max_sdu_size is greater than 0. Signed-off-by: Samuel Ortiz <samuel@sortiz.org> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Chris Wright <chrisw@sous-sol.org>
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Chris Wright
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5bcd4af5fc
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d58808bcc7
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-2
@@ -1099,7 +1099,7 @@ int irttp_connect_request(struct tsap_cb *self, __u8 dtsap_sel,
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return -ENOMEM;
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/* Reserve space for MUX_CONTROL and LAP header */
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skb_reserve(tx_skb, TTP_MAX_HEADER);
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skb_reserve(tx_skb, TTP_MAX_HEADER + TTP_SAR_HEADER);
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} else {
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tx_skb = userdata;
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/*
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@@ -1348,7 +1348,7 @@ int irttp_connect_response(struct tsap_cb *self, __u32 max_sdu_size,
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return -ENOMEM;
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/* Reserve space for MUX_CONTROL and LAP header */
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skb_reserve(tx_skb, TTP_MAX_HEADER);
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skb_reserve(tx_skb, TTP_MAX_HEADER + TTP_SAR_HEADER);
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} else {
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tx_skb = userdata;
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/*
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