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[NETFILTER]: nf_conntrack_sctp: use proper types for bitops 

Use unsigned long instead of char for the bitmap and removed lots
of casts.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2008-01-14 23:46:05 -08:00 committed by David S. Miller
parent 5447d4777c
commit 35c6d3cbe1
1 changed files with 12 additions and 12 deletions
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24
net/netfilter/nf_conntrack_proto_sctp.c
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@ -195,7 +195,7 @@ for ((offset) = (dataoff) + sizeof(sctp_sctphdr_t), (count) = 0; \
static int do_basic_checks(struct nf_conn *conntrack,
const struct sk_buff *skb,
unsigned int dataoff,
char *map)
unsigned long *map)
{
u_int32_t offset, count;
sctp_chunkhdr_t _sch, *sch;
@ -225,7 +225,7 @@ static int do_basic_checks(struct nf_conn *conntrack,
}
if (map)
set_bit(sch->type, (void *)map);
set_bit(sch->type, map);
}
pr_debug("Basic checks passed\n");
@ -304,7 +304,7 @@ static int sctp_packet(struct nf_conn *conntrack,
sctp_sctphdr_t _sctph, *sh;
sctp_chunkhdr_t _sch, *sch;
u_int32_t offset, count;
char map[256 / sizeof (char)] = {0};
unsigned long map[256 / sizeof(unsigned long)] = { 0 };
sh = skb_header_pointer(skb, dataoff, sizeof(_sctph), &_sctph);
if (sh == NULL)
@ -314,11 +314,11 @@ static int sctp_packet(struct nf_conn *conntrack,
return -1;
/* Check the verification tag (Sec 8.5) */
if (!test_bit(SCTP_CID_INIT, (void *)map) &&
!test_bit(SCTP_CID_SHUTDOWN_COMPLETE, (void *)map) &&
!test_bit(SCTP_CID_COOKIE_ECHO, (void *)map) &&
!test_bit(SCTP_CID_ABORT, (void *)map) &&
!test_bit(SCTP_CID_SHUTDOWN_ACK, (void *)map) &&
if (!test_bit(SCTP_CID_INIT, map) &&
!test_bit(SCTP_CID_SHUTDOWN_COMPLETE, map) &&
!test_bit(SCTP_CID_COOKIE_ECHO, map) &&
!test_bit(SCTP_CID_ABORT, map) &&
!test_bit(SCTP_CID_SHUTDOWN_ACK, map) &&
sh->vtag != conntrack->proto.sctp.vtag[CTINFO2DIR(ctinfo)]) {
pr_debug("Verification tag check failed\n");
return -1;
@ -413,7 +413,7 @@ static int sctp_new(struct nf_conn *conntrack, const struct sk_buff *skb,
sctp_sctphdr_t _sctph, *sh;
sctp_chunkhdr_t _sch, *sch;
u_int32_t offset, count;
char map[256 / sizeof (char)] = {0};
unsigned long map[256 / sizeof(unsigned long)] = { 0 };
sh = skb_header_pointer(skb, dataoff, sizeof(_sctph), &_sctph);
if (sh == NULL)
@ -423,9 +423,9 @@ static int sctp_new(struct nf_conn *conntrack, const struct sk_buff *skb,
return 0;
/* If an OOTB packet has any of these chunks discard (Sec 8.4) */
if (test_bit (SCTP_CID_ABORT, (void *)map) ||
test_bit (SCTP_CID_SHUTDOWN_COMPLETE, (void *)map) ||
test_bit (SCTP_CID_COOKIE_ACK, (void *)map))
if (test_bit(SCTP_CID_ABORT, map) ||
test_bit(SCTP_CID_SHUTDOWN_COMPLETE, map) ||
test_bit(SCTP_CID_COOKIE_ACK, map))
return 0;
newconntrack = SCTP_CONNTRACK_MAX;