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[XFRM]: xfrm_alloc_spi() annotated 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Al Viro 2006-09-27 18:47:05 -07:00 committed by David S. Miller
parent 737b5761df
commit 26977b4ed7
2 changed files with 6 additions and 6 deletions
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2
include/net/xfrm.h
View File

@ -989,7 +989,7 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir,
struct xfrm_policy *xfrm_policy_byid(u8, int dir, u32 id, int delete);
void xfrm_policy_flush(u8 type);
u32 xfrm_get_acqseq(void);
void xfrm_alloc_spi(struct xfrm_state *x, u32 minspi, u32 maxspi);
void xfrm_alloc_spi(struct xfrm_state *x, __be32 minspi, __be32 maxspi);
struct xfrm_state * xfrm_find_acq(u8 mode, u32 reqid, u8 proto,
xfrm_address_t *daddr, xfrm_address_t *saddr,
int create, unsigned short family);

10
net/xfrm/xfrm_state.c
View File

@ -1040,7 +1040,7 @@ u32 xfrm_get_acqseq(void)
EXPORT_SYMBOL(xfrm_get_acqseq);
void
xfrm_alloc_spi(struct xfrm_state *x, u32 minspi, u32 maxspi)
xfrm_alloc_spi(struct xfrm_state *x, __be32 minspi, __be32 maxspi)
{
unsigned int h;
struct xfrm_state *x0;
@ -1057,10 +1057,10 @@ xfrm_alloc_spi(struct xfrm_state *x, u32 minspi, u32 maxspi)
x->id.spi = minspi;
} else {
u32 spi = 0;
minspi = ntohl(minspi);
maxspi = ntohl(maxspi);
for (h=0; h<maxspi-minspi+1; h++) {
spi = minspi + net_random()%(maxspi-minspi+1);
u32 low = ntohl(minspi);
u32 high = ntohl(maxspi);
for (h=0; h<high-low+1; h++) {
spi = low + net_random()%(high-low+1);
x0 = xfrm_state_lookup(&x->id.daddr, htonl(spi), x->id.proto, x->props.family);
if (x0 == NULL) {
x->id.spi = htonl(spi);