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Commit 87a596e0 authored by Akinobu Mita's avatar Akinobu Mita Committed by David S. Miller
Browse files

bridge: check kmem_cache_create() error 



This patch checks kmem_cache_create() error and aborts loading module
on failure.

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: default avatarStephen Hemminger <shemminger@linux-foundation.org>
parent ffe1d49c

net/bridge/br.c

+3 −1
Original line number Diff line number Diff line
@@ -37,7 +37,9 @@ static int __init br_init(void) 
		return -EADDRINUSE;

	}



	br_fdb_init();

	err = br_fdb_init();

	if (err)

		goto err_out1;



	err = br_netfilter_init();

	if (err)

net/bridge/br_fdb.c

+5 −1
Original line number Diff line number Diff line
@@ -31,13 +31,17 @@ static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source, 


static u32 fdb_salt __read_mostly;



void __init br_fdb_init(void)

int __init br_fdb_init(void)

{

	br_fdb_cache = kmem_cache_create("bridge_fdb_cache",

					 sizeof(struct net_bridge_fdb_entry),

					 0,

					 SLAB_HWCACHE_ALIGN, NULL, NULL);

	if (!br_fdb_cache)

		return -ENOMEM;



	get_random_bytes(&fdb_salt, sizeof(fdb_salt));

	return 0;

}



void __exit br_fdb_fini(void)

net/bridge/br_private.h

+1 −1
Original line number Diff line number Diff line
@@ -141,7 +141,7 @@ extern void br_dev_setup(struct net_device *dev); 
extern int br_dev_xmit(struct sk_buff *skb, struct net_device *dev);



/* br_fdb.c */

extern void br_fdb_init(void);

extern int br_fdb_init(void);

extern void br_fdb_fini(void);

extern void br_fdb_flush(struct net_bridge *br);

extern void br_fdb_changeaddr(struct net_bridge_port *p,