diff options
author | Herbert Xu <herbert@gondor.apana.org.au> | 2005-09-01 17:48:59 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2005-09-01 17:48:59 -0700 |
commit | ef015786152adaff5a6a8bf0c8ea2f70cee8059d (patch) | |
tree | 3042db7e451c61aefc60c1463bb6e307ca510638 /include/asm-sparc64 | |
parent | d80d99d643090c3cf2b1f9fb3fadd1256f7e384f (diff) |
[TCP]: Fix sk_forward_alloc underflow in tcp_sendmsg
I've finally found a potential cause of the sk_forward_alloc underflows
that people have been reporting sporadically.
When tcp_sendmsg tacks on extra bits to an existing TCP_PAGE we don't
check sk_forward_alloc even though a large amount of time may have
elapsed since we allocated the page. In the mean time someone could've
come along and liberated packets and reclaimed sk_forward_alloc memory.
This patch makes tcp_sendmsg check sk_forward_alloc every time as we
do in do_tcp_sendpages.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64')
0 files changed, 0 insertions, 0 deletions