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LSM: Update comment on security_sock_rcv_skb 

It is not permitted to do sleeping operation inside security_sock_rcv_skb().

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Acked-by: Serge Hallyn <serue@us.ibm.com>

--
Signed-off-by: James Morris <jmorris@namei.org>
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Tetsuo Handa 2010-01-06 09:23:54 +09:00 committed by James Morris
parent f737d95ddf
commit 0ed731859e
1 changed files with 1 additions and 0 deletions
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include/linux/security.h
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@ -978,6 +978,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* Check permissions on incoming network packets. This hook is distinct
* from Netfilter's IP input hooks since it is the first time that the
* incoming sk_buff @skb has been associated with a particular socket, @sk.
* Must not sleep inside this hook because some callers hold spinlocks.
* @sk contains the sock (not socket) associated with the incoming sk_buff.
* @skb contains the incoming network data.
* @socket_getpeersec_stream: