[NET]: Use SLAB_PANIC
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/flow.c b/net/core/flow.c
index 6452411..f23e7e3 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -343,12 +343,8 @@
flow_cachep = kmem_cache_create("flow_cache",
sizeof(struct flow_cache_entry),
- 0, SLAB_HWCACHE_ALIGN,
+ 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
-
- if (!flow_cachep)
- panic("NET: failed to allocate flow cache slab\n");
-
flow_hash_shift = 10;
flow_lwm = 2 * flow_hash_size;
flow_hwm = 4 * flow_hash_size;
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index c0a2740..a45bd21 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1339,14 +1339,10 @@
neigh_rand_reach_time(tbl->parms.base_reachable_time);
if (!tbl->kmem_cachep)
- tbl->kmem_cachep = kmem_cache_create(tbl->id,
- tbl->entry_size,
- 0, SLAB_HWCACHE_ALIGN,
- NULL, NULL);
-
- if (!tbl->kmem_cachep)
- panic("cannot create neighbour cache");
-
+ tbl->kmem_cachep =
+ kmem_cache_create(tbl->id, tbl->entry_size, 0,
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC,
+ NULL, NULL);
tbl->stats = alloc_percpu(struct neigh_statistics);
if (!tbl->stats)
panic("cannot create neighbour cache statistics");
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 8a476f1..c448c7f 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2046,19 +2046,14 @@
skbuff_head_cache = kmem_cache_create("skbuff_head_cache",
sizeof(struct sk_buff),
0,
- SLAB_HWCACHE_ALIGN,
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!skbuff_head_cache)
- panic("cannot create skbuff cache");
-
skbuff_fclone_cache = kmem_cache_create("skbuff_fclone_cache",
(2*sizeof(struct sk_buff)) +
sizeof(atomic_t),
0,
- SLAB_HWCACHE_ALIGN,
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!skbuff_fclone_cache)
- panic("cannot create skbuff cache");
}
EXPORT_SYMBOL(___pskb_trim);
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index c5daf35..dd0761e 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1781,14 +1781,9 @@
{
int i, goal, order;
- dn_dst_ops.kmem_cachep = kmem_cache_create("dn_dst_cache",
- sizeof(struct dn_route),
- 0, SLAB_HWCACHE_ALIGN,
- NULL, NULL);
-
- if (!dn_dst_ops.kmem_cachep)
- panic("DECnet: Failed to allocate dn_dst_cache\n");
-
+ dn_dst_ops.kmem_cachep =
+ kmem_cache_create("dn_dst_cache", sizeof(struct dn_route), 0,
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
init_timer(&dn_route_timer);
dn_route_timer.function = dn_dst_check_expire;
dn_route_timer.expires = jiffies + decnet_dst_gc_interval * HZ;
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index 03ff62e..a675602 100644
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -126,12 +126,9 @@
peer_cachep = kmem_cache_create("inet_peer_cache",
sizeof(struct inet_peer),
- 0, SLAB_HWCACHE_ALIGN,
+ 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!peer_cachep)
- panic("cannot create inet_peer_cache");
-
/* All the timers, started at system startup tend
to synchronize. Perturb it a bit.
*/
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 98f0aa0..ba49588 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1900,11 +1900,8 @@
{
mrt_cachep = kmem_cache_create("ip_mrt_cache",
sizeof(struct mfc_cache),
- 0, SLAB_HWCACHE_ALIGN,
+ 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!mrt_cachep)
- panic("cannot allocate ip_mrt_cache");
-
init_timer(&ipmr_expire_timer);
ipmr_expire_timer.function=ipmr_expire_process;
register_netdevice_notifier(&ip_mr_notifier);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index a4d4cb8..20ffe8e 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -3147,13 +3147,9 @@
}
#endif
- ipv4_dst_ops.kmem_cachep = kmem_cache_create("ip_dst_cache",
- sizeof(struct rtable),
- 0, SLAB_HWCACHE_ALIGN,
- NULL, NULL);
-
- if (!ipv4_dst_ops.kmem_cachep)
- panic("IP: failed to allocate ip_dst_cache\n");
+ ipv4_dst_ops.kmem_cachep =
+ kmem_cache_create("ip_dst_cache", sizeof(struct rtable), 0,
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
rt_hash_table = (struct rt_hash_bucket *)
alloc_large_system_hash("IP route cache",
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index e570db4..29e3d60 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2254,9 +2254,7 @@
tcp_hashinfo.bind_bucket_cachep =
kmem_cache_create("tcp_bind_bucket",
sizeof(struct inet_bind_bucket), 0,
- SLAB_HWCACHE_ALIGN, NULL, NULL);
- if (!tcp_hashinfo.bind_bucket_cachep)
- panic("tcp_init: Cannot alloc tcp_bind_bucket cache.");
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
/* Size and allocate the main established and bind bucket
* hash tables.
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index fbca609..8fcae7a 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1472,10 +1472,8 @@
{
fib6_node_kmem = kmem_cache_create("fib6_nodes",
sizeof(struct fib6_node),
- 0, SLAB_HWCACHE_ALIGN,
+ 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!fib6_node_kmem)
- panic("cannot create fib6_nodes cache");
fib6_tables_init();
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index d83844d..ba1b3d1 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2419,13 +2419,9 @@
{
struct proc_dir_entry *p;
- ip6_dst_ops.kmem_cachep = kmem_cache_create("ip6_dst_cache",
- sizeof(struct rt6_info),
- 0, SLAB_HWCACHE_ALIGN,
- NULL, NULL);
- if (!ip6_dst_ops.kmem_cachep)
- panic("cannot create ip6_dst_cache");
-
+ ip6_dst_ops.kmem_cachep =
+ kmem_cache_create("ip6_dst_cache", sizeof(struct rt6_info), 0,
+ SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
fib6_init();
#ifdef CONFIG_PROC_FS
p = proc_net_create("ipv6_route", 0, rt6_proc_info);
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 891a609..dfc90bb 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -82,8 +82,6 @@
{
secpath_cachep = kmem_cache_create("secpath_cache",
sizeof(struct sec_path),
- 0, SLAB_HWCACHE_ALIGN,
+ 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!secpath_cachep)
- panic("XFRM: failed to allocate secpath_cache\n");
}
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 1cf3209..7db1c48 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1985,10 +1985,8 @@
xfrm_dst_cache = kmem_cache_create("xfrm_dst_cache",
sizeof(struct xfrm_dst),
- 0, SLAB_HWCACHE_ALIGN,
+ 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL, NULL);
- if (!xfrm_dst_cache)
- panic("XFRM: failed to allocate xfrm_dst_cache\n");
hmask = 8 - 1;
sz = (hmask+1) * sizeof(struct hlist_head);
