Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1b83336bb9fa4f110b5b0a4378a82cd5f0fd0ac8 Commit: 1b83336bb9fa4f110b5b0a4378a82cd5f0fd0ac8 Parent: df2e014bfbbf26d160e1bf47b05fc05c96205e2b Author: Patrick McHardy <[EMAIL PROTECTED]> AuthorDate: Thu Oct 18 05:09:28 2007 -0700 Committer: David S. Miller <[EMAIL PROTECTED]> CommitDate: Thu Oct 18 05:09:28 2007 -0700
[NET]: Fix OOPS due to missing check in dev_parse_header(). [ This is kernel bugzilla 9174 "linux-2.6.23-git11 kernel panic" ] The device in question is an IPv6-over-IPv4 tunnel, which doesn't have any header_ops, so the crash happens in dev_parse_header when dereferencing them. Signed-off-by: Patrick McHardy <[EMAIL PROTECTED]> Signed-off-by: David S. Miller <[EMAIL PROTECTED]> --- include/linux/netdevice.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 39dd83b..452c88d 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -827,7 +827,7 @@ static inline int dev_parse_header(const struct sk_buff *skb, { const struct net_device *dev = skb->dev; - if (!dev->header_ops->parse) + if (!dev->header_ops || !dev->header_ops->parse) return 0; return dev->header_ops->parse(skb, haddr); } - To unsubscribe from this list: send the line "unsubscribe git-commits-head" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html