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[PATCH] IrDA: Incorrect TTP header reservation

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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>
This commit is contained in:
Jeet Chaudhuri
2006-12-08 01:32:22 +02:00
committed by Chris Wright
parent 0b42787421
commit 6cfea1e1f1
1 changed files with 2 additions and 2 deletions
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net/irda/irttp.c
+2 -2
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@@ -1098,7 +1098,7 @@ int irttp_connect_request(struct tsap_cb *self, __u8 dtsap_sel,
return -ENOMEM;
/* Reserve space for MUX_CONTROL and LAP header */
skb_reserve(tx_skb, TTP_MAX_HEADER);
skb_reserve(tx_skb, TTP_MAX_HEADER + TTP_SAR_HEADER);
} else {
tx_skb = userdata;
/*
@@ -1346,7 +1346,7 @@ int irttp_connect_response(struct tsap_cb *self, __u32 max_sdu_size,
return -ENOMEM;
/* Reserve space for MUX_CONTROL and LAP header */
skb_reserve(tx_skb, TTP_MAX_HEADER);
skb_reserve(tx_skb, TTP_MAX_HEADER + TTP_SAR_HEADER);
} else {
tx_skb = userdata;
/*