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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-02 18:55:08 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-02 18:55:08 +0300 |
commit | 6d6b89bd2e316b78d668f761d380837b81fa71ef (patch) | |
tree | 7e63c58611fc6181153526abbdafdd846ed1a19d /include/linux/can/dev.h | |
parent | 13dda80e48439b446d0bc9bab34b91484bc8f533 (diff) | |
parent | 2507c05ff55fbf38326b08ed27eaed233bc75042 (diff) | |
download | linux-6d6b89bd2e316b78d668f761d380837b81fa71ef.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1341 commits)
virtio_net: remove forgotten assignment
be2net: fix tx completion polling
sis190: fix cable detect via link status poll
net: fix protocol sk_buff field
bridge: Fix build error when IGMP_SNOOPING is not enabled
bnx2x: Tx barriers and locks
scm: Only support SCM_RIGHTS on unix domain sockets.
vhost-net: restart tx poll on sk_sndbuf full
vhost: fix get_user_pages_fast error handling
vhost: initialize log eventfd context pointer
vhost: logging thinko fix
wireless: convert to use netdev_for_each_mc_addr
ethtool: do not set some flags, if others failed
ipoib: returned back addrlen check for mc addresses
netlink: Adding inode field to /proc/net/netlink
axnet_cs: add new id
bridge: Make IGMP snooping depend upon BRIDGE.
bridge: Add multicast count/interval sysfs entries
bridge: Add hash elasticity/max sysfs entries
bridge: Add multicast_snooping sysfs toggle
...
Trivial conflicts in Documentation/feature-removal-schedule.txt
Diffstat (limited to 'include/linux/can/dev.h')
-rw-r--r-- | include/linux/can/dev.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h index 3db7767d2a17..6e5a7f00223d 100644 --- a/include/linux/can/dev.h +++ b/include/linux/can/dev.h @@ -38,6 +38,7 @@ struct can_priv { enum can_state state; u32 ctrlmode; + u32 ctrlmode_supported; int restart_ms; struct timer_list restart_timer; @@ -46,6 +47,8 @@ struct can_priv { int (*do_set_mode)(struct net_device *dev, enum can_mode mode); int (*do_get_state)(const struct net_device *dev, enum can_state *state); + int (*do_get_berr_counter)(const struct net_device *dev, + struct can_berr_counter *bec); unsigned int echo_skb_max; struct sk_buff **echo_skb; @@ -60,6 +63,21 @@ struct can_priv { */ #define get_can_dlc(i) (min_t(__u8, (i), 8)) +/* Drop a given socketbuffer if it does not contain a valid CAN frame. */ +static inline int can_dropped_invalid_skb(struct net_device *dev, + struct sk_buff *skb) +{ + const struct can_frame *cf = (struct can_frame *)skb->data; + + if (unlikely(skb->len != sizeof(*cf) || cf->can_dlc > 8)) { + kfree_skb(skb); + dev->stats.tx_dropped++; + return 1; + } + + return 0; +} + struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max); void free_candev(struct net_device *dev); |