bridge: check kmem_cache_create() error
This patch checks kmem_cache_create() error and aborts loading module on failure. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
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@ -37,7 +37,9 @@ static int __init br_init(void)
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return -EADDRINUSE;
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}
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br_fdb_init();
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err = br_fdb_init();
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if (err)
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goto err_out1;
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err = br_netfilter_init();
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if (err)
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@ -31,13 +31,17 @@ static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
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static u32 fdb_salt __read_mostly;
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void __init br_fdb_init(void)
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int __init br_fdb_init(void)
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{
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br_fdb_cache = kmem_cache_create("bridge_fdb_cache",
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sizeof(struct net_bridge_fdb_entry),
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0,
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SLAB_HWCACHE_ALIGN, NULL, NULL);
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if (!br_fdb_cache)
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return -ENOMEM;
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get_random_bytes(&fdb_salt, sizeof(fdb_salt));
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return 0;
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}
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void __exit br_fdb_fini(void)
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@ -141,7 +141,7 @@ extern void br_dev_setup(struct net_device *dev);
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extern int br_dev_xmit(struct sk_buff *skb, struct net_device *dev);
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/* br_fdb.c */
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extern void br_fdb_init(void);
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extern int br_fdb_init(void);
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extern void br_fdb_fini(void);
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extern void br_fdb_flush(struct net_bridge *br);
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extern void br_fdb_changeaddr(struct net_bridge_port *p,
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