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af_unix: preserve const qualifier in unix_sk()

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We can change unix_sk() to propagate its argument const qualifier,
thanks to container_of_const().

We need to change dump_common_audit_data() 'struct unix_sock *u'
local var to get a const attribute.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2023-03-17 15:55:35 +00:00
committed by David S. Miller
parent ae6084b739
commit b064ba9c3c
2 changed files with 2 additions and 5 deletions
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5
include/net/af_unix.h
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@@ -74,10 +74,7 @@ struct unix_sock {
#endif
};
static inline struct unix_sock *unix_sk(const struct sock *sk)
{
return (struct unix_sock *)sk;
}
#define unix_sk(ptr) container_of_const(ptr, struct unix_sock, sk)
#define peer_wait peer_wq.wait