[NET]: Use SLAB_PANIC

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

3 files changed, 7 insertions, 20 deletions

diff --git a/net/core/flow.c b/net/core/flow.c
index 645241165e6c..f23e7e386543 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -343,12 +343,8 @@ static int __init flow_cache_init(void)
 
         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 c0a27407f445..a45bd2124d6b 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1339,14 +1339,10 @@ void neigh_table_init_no_netlink(struct neigh_table *tbl)
                           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 8a476f1956e5..c448c7f6fde2 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2046,19 +2046,14 @@ void __init skb_init(void)
         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);