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authorThomas Graf <tgraf@infradead.org>2010-11-11 10:47:59 -0500
committerDavid S. Miller <davem@davemloft.net>2010-11-12 13:53:09 -0500
commit369cf77a6a3e41b1110506ddf43d45804103bfde (patch)
tree6bd88b669c8c68ac4d9008e00566ca15e43a6ff4 /drivers/pcmcia
parent8877870f8a8127b653f8c9a55c6b4de9f96f639b (diff)
rtnetlink: Fix message size calculation for link messages
nlmsg_total_size() calculates the length of a netlink message including header and alignment. nla_total_size() calculates the space an individual attribute consumes which was meant to be used in this context. Also, ensure to account for the attribute header for the IFLA_INFO_XSTATS attribute as implementations of get_xstats_size() seem to assume that we do so. The addition of two message headers minus the missing attribute header resulted in a calculated message size that was larger than required. Therefore we never risked running out of skb tailroom. Signed-off-by: Thomas Graf <tgraf@infradead.org> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/pcmcia')
0 files changed, 0 insertions, 0 deletions