netns xfrm: propagate netns into bydst/bysrc/byspi hash functions

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 23 insertions, 21 deletions

diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 24bd89e76236..72b2956627d6 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -57,25 +57,27 @@ static void xfrm_audit_state_replay(struct xfrm_state *x,
 #define xfrm_audit_state_replay(x, s, sq)       do { ; } while (0)
 #endif /* CONFIG_AUDITSYSCALL */
 
-static inline unsigned int xfrm_dst_hash(xfrm_address_t *daddr,
+static inline unsigned int xfrm_dst_hash(struct net *net,
+                                         xfrm_address_t *daddr,
                                          xfrm_address_t *saddr,
                                          u32 reqid,
                                          unsigned short family)
 {
-        return __xfrm_dst_hash(daddr, saddr, reqid, family, init_net.xfrm.state_hmask);
+        return __xfrm_dst_hash(daddr, saddr, reqid, family, net->xfrm.state_hmask);
 }
 
-static inline unsigned int xfrm_src_hash(xfrm_address_t *daddr,
+static inline unsigned int xfrm_src_hash(struct net *net,
+                                         xfrm_address_t *daddr,
                                          xfrm_address_t *saddr,
                                          unsigned short family)
 {
-        return __xfrm_src_hash(daddr, saddr, family, init_net.xfrm.state_hmask);
+        return __xfrm_src_hash(daddr, saddr, family, net->xfrm.state_hmask);
 }
 
 static inline unsigned int
-xfrm_spi_hash(xfrm_address_t *daddr, __be32 spi, u8 proto, unsigned short family)
+xfrm_spi_hash(struct net *net, xfrm_address_t *daddr, __be32 spi, u8 proto, unsigned short family)
 {
-        return __xfrm_spi_hash(daddr, spi, proto, family, init_net.xfrm.state_hmask);
+        return __xfrm_spi_hash(daddr, spi, proto, family, net->xfrm.state_hmask);
 }
 
 static void xfrm_hash_transfer(struct hlist_head *list,
@@ -666,7 +668,7 @@ xfrm_init_tempsel(struct xfrm_state *x, struct flowi *fl,
 
 static struct xfrm_state *__xfrm_state_lookup(xfrm_address_t *daddr, __be32 spi, u8 proto, unsigned short family)
 {
-        unsigned int h = xfrm_spi_hash(daddr, spi, proto, family);
+        unsigned int h = xfrm_spi_hash(&init_net, daddr, spi, proto, family);
         struct xfrm_state *x;
         struct hlist_node *entry;
 
@@ -698,7 +700,7 @@ static struct xfrm_state *__xfrm_state_lookup(xfrm_address_t *daddr, __be32 spi,
 
 static struct xfrm_state *__xfrm_state_lookup_byaddr(xfrm_address_t *daddr, xfrm_address_t *saddr, u8 proto, unsigned short family)
 {
-        unsigned int h = xfrm_src_hash(daddr, saddr, family);
+        unsigned int h = xfrm_src_hash(&init_net, daddr, saddr, family);
         struct xfrm_state *x;
         struct hlist_node *entry;
 
@@ -767,7 +769,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
         to_put = NULL;
 
         spin_lock_bh(&xfrm_state_lock);
-        h = xfrm_dst_hash(daddr, saddr, tmpl->reqid, family);
+        h = xfrm_dst_hash(&init_net, daddr, saddr, tmpl->reqid, family);
         hlist_for_each_entry(x, entry, init_net.xfrm.state_bydst+h, bydst) {
                 if (x->props.family == family &&
                     x->props.reqid == tmpl->reqid &&
@@ -839,10 +841,10 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
                         x->km.state = XFRM_STATE_ACQ;
                         list_add(&x->km.all, &init_net.xfrm.state_all);
                         hlist_add_head(&x->bydst, init_net.xfrm.state_bydst+h);
-                        h = xfrm_src_hash(daddr, saddr, family);
+                        h = xfrm_src_hash(&init_net, daddr, saddr, family);
                         hlist_add_head(&x->bysrc, init_net.xfrm.state_bysrc+h);
                         if (x->id.spi) {
-                                h = xfrm_spi_hash(&x->id.daddr, x->id.spi, x->id.proto, family);
+                                h = xfrm_spi_hash(&init_net, &x->id.daddr, x->id.spi, x->id.proto, family);
                                 hlist_add_head(&x->byspi, init_net.xfrm.state_byspi+h);
                         }
                         x->lft.hard_add_expires_seconds = sysctl_xfrm_acq_expires;
@@ -877,7 +879,7 @@ xfrm_stateonly_find(xfrm_address_t *daddr, xfrm_address_t *saddr,
         struct hlist_node *entry;
 
         spin_lock(&xfrm_state_lock);
-        h = xfrm_dst_hash(daddr, saddr, reqid, family);
+        h = xfrm_dst_hash(&init_net, daddr, saddr, reqid, family);
         hlist_for_each_entry(x, entry, init_net.xfrm.state_bydst+h, bydst) {
                 if (x->props.family == family &&
                     x->props.reqid == reqid &&
@@ -908,15 +910,15 @@ static void __xfrm_state_insert(struct xfrm_state *x)
 
         list_add(&x->km.all, &init_net.xfrm.state_all);
 
-        h = xfrm_dst_hash(&x->id.daddr, &x->props.saddr,
+        h = xfrm_dst_hash(&init_net, &x->id.daddr, &x->props.saddr,
                           x->props.reqid, x->props.family);
         hlist_add_head(&x->bydst, init_net.xfrm.state_bydst+h);
 
-        h = xfrm_src_hash(&x->id.daddr, &x->props.saddr, x->props.family);
+        h = xfrm_src_hash(&init_net, &x->id.daddr, &x->props.saddr, x->props.family);
         hlist_add_head(&x->bysrc, init_net.xfrm.state_bysrc+h);
 
         if (x->id.spi) {
-                h = xfrm_spi_hash(&x->id.daddr, x->id.spi, x->id.proto,
+                h = xfrm_spi_hash(&init_net, &x->id.daddr, x->id.spi, x->id.proto,
                                   x->props.family);
 
                 hlist_add_head(&x->byspi, init_net.xfrm.state_byspi+h);
@@ -942,7 +944,7 @@ static void __xfrm_state_bump_genids(struct xfrm_state *xnew)
         struct hlist_node *entry;
         unsigned int h;
 
-        h = xfrm_dst_hash(&xnew->id.daddr, &xnew->props.saddr, reqid, family);
+        h = xfrm_dst_hash(&init_net, &xnew->id.daddr, &xnew->props.saddr, reqid, family);
         hlist_for_each_entry(x, entry, init_net.xfrm.state_bydst+h, bydst) {
                 if (x->props.family     == family &&
                     x->props.reqid      == reqid &&
@@ -964,7 +966,7 @@ EXPORT_SYMBOL(xfrm_state_insert);
 /* xfrm_state_lock is held */
 static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 reqid, u8 proto, xfrm_address_t *daddr, xfrm_address_t *saddr, int create)
 {
-        unsigned int h = xfrm_dst_hash(daddr, saddr, reqid, family);
+        unsigned int h = xfrm_dst_hash(&init_net, daddr, saddr, reqid, family);
         struct hlist_node *entry;
         struct xfrm_state *x;
 
@@ -1037,7 +1039,7 @@ static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 re
                 add_timer(&x->timer);
                 list_add(&x->km.all, &init_net.xfrm.state_all);
                 hlist_add_head(&x->bydst, init_net.xfrm.state_bydst+h);
-                h = xfrm_src_hash(daddr, saddr, family);
+                h = xfrm_src_hash(&init_net, daddr, saddr, family);
                 hlist_add_head(&x->bysrc, init_net.xfrm.state_bysrc+h);
 
                 init_net.xfrm.state_num++;
@@ -1189,7 +1191,7 @@ struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m)
         struct hlist_node *entry;
 
         if (m->reqid) {
-                h = xfrm_dst_hash(&m->old_daddr, &m->old_saddr,
+                h = xfrm_dst_hash(&init_net, &m->old_daddr, &m->old_saddr,
                                   m->reqid, m->old_family);
                 hlist_for_each_entry(x, entry, init_net.xfrm.state_bydst+h, bydst) {
                         if (x->props.mode != m->mode ||
@@ -1206,7 +1208,7 @@ struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m)
                         return x;
                 }
         } else {
-                h = xfrm_src_hash(&m->old_daddr, &m->old_saddr,
+                h = xfrm_src_hash(&init_net, &m->old_daddr, &m->old_saddr,
                                   m->old_family);
                 hlist_for_each_entry(x, entry, init_net.xfrm.state_bysrc+h, bysrc) {
                         if (x->props.mode != m->mode ||
@@ -1514,7 +1516,7 @@ int xfrm_alloc_spi(struct xfrm_state *x, u32 low, u32 high)
         }
         if (x->id.spi) {
                 spin_lock_bh(&xfrm_state_lock);
-                h = xfrm_spi_hash(&x->id.daddr, x->id.spi, x->id.proto, x->props.family);
+                h = xfrm_spi_hash(&init_net, &x->id.daddr, x->id.spi, x->id.proto, x->props.family);
                 hlist_add_head(&x->byspi, init_net.xfrm.state_byspi+h);
                 spin_unlock_bh(&xfrm_state_lock);