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nexedi
linux
Commits
95303370
Commit
95303370
authored
Dec 07, 2003
by
David S. Miller
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[PKT_SCHED]: Do not dereference the special pointer value 'HTB_DIRECT'.
Based upon a patch from devik.
parent
8255b244
Changes
1
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Showing
1 changed file
with
7 additions
and
2 deletions
+7
-2
net/sched/sch_htb.c
net/sched/sch_htb.c
+7
-2
No files found.
net/sched/sch_htb.c
View file @
95303370
...
...
@@ -290,6 +290,11 @@ static __inline__ struct htb_class *htb_find(u32 handle, struct Qdisc *sch)
* then finish and return direct queue.
*/
#define HTB_DIRECT (struct htb_class*)-1
static
inline
u32
htb_classid
(
struct
htb_class
*
cl
)
{
return
(
cl
&&
cl
!=
HTB_DIRECT
)
?
cl
->
classid
:
TC_H_UNSPEC
;
}
static
struct
htb_class
*
htb_classify
(
struct
sk_buff
*
skb
,
struct
Qdisc
*
sch
)
{
struct
htb_sched
*
q
=
(
struct
htb_sched
*
)
sch
->
data
;
...
...
@@ -703,7 +708,7 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
sch
->
q
.
qlen
++
;
sch
->
stats
.
packets
++
;
sch
->
stats
.
bytes
+=
skb
->
len
;
HTB_DBG
(
1
,
1
,
"htb_enq_ok cl=%X skb=%p
\n
"
,
cl
?
cl
->
classid
:
0
,
skb
);
HTB_DBG
(
1
,
1
,
"htb_enq_ok cl=%X skb=%p
\n
"
,
htb_classid
(
cl
)
,
skb
);
return
NET_XMIT_SUCCESS
;
}
...
...
@@ -731,7 +736,7 @@ static int htb_requeue(struct sk_buff *skb, struct Qdisc *sch)
htb_activate
(
q
,
cl
);
sch
->
q
.
qlen
++
;
HTB_DBG
(
1
,
1
,
"htb_req_ok cl=%X skb=%p
\n
"
,
cl
?
cl
->
classid
:
0
,
skb
);
HTB_DBG
(
1
,
1
,
"htb_req_ok cl=%X skb=%p
\n
"
,
htb_classid
(
cl
)
,
skb
);
return
NET_XMIT_SUCCESS
;
}
...
...
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