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| author | Patrick McHardy <kaber@trash.net> | 2007-07-20 19:45:45 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2007-07-20 19:45:45 -0700 |
| commit | 31ce72a6b1c7635259cf522459539c0611f2c50c (patch) | |
| tree | d8a20cc99b87822c56081b4bc2b4e9bf796a196a | |
| parent | fc7b93800b48324667e218a4b6b784b853cf4dd7 (diff) | |
| download | linux-31ce72a6b1c7635259cf522459539c0611f2c50c.tar.gz linux-31ce72a6b1c7635259cf522459539c0611f2c50c.tar.bz2 linux-31ce72a6b1c7635259cf522459539c0611f2c50c.zip | |
[NET]: Fix loopback crashes when multiqueue is enabled.
From: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/linux/netdevice.h | 2 | ||||
| -rw-r--r-- | net/core/dev.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 9820ca1e45e2..4a616d73cc25 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -575,7 +575,7 @@ struct net_device /* The TX queue control structures */ unsigned int egress_subqueue_count; - struct net_device_subqueue egress_subqueue[0]; + struct net_device_subqueue egress_subqueue[1]; }; #define to_net_dev(d) container_of(d, struct net_device, dev) diff --git a/net/core/dev.c b/net/core/dev.c index 38212c3f9971..ee4035571c21 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3624,7 +3624,7 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name, /* ensure 32-byte alignment of both the device and private area */ alloc_size = (sizeof(*dev) + NETDEV_ALIGN_CONST + - (sizeof(struct net_device_subqueue) * queue_count)) & + (sizeof(struct net_device_subqueue) * (queue_count - 1))) & ~NETDEV_ALIGN_CONST; alloc_size += sizeof_priv + NETDEV_ALIGN_CONST; @@ -3642,7 +3642,7 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name, dev->priv = ((char *)dev + ((sizeof(struct net_device) + (sizeof(struct net_device_subqueue) * - queue_count) + NETDEV_ALIGN_CONST) + (queue_count - 1)) + NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST)); } |