From: Tommi Rantala <tt.rantala@xxxxxxxxx>
Date: Thu, 22 Nov 2012 15:23:16 +0200
> Consider the following program, that sets the second argument to the
> sendto() syscall incorrectly:
...
> We get -ENOMEM:
>
> $ strace -e sendto ./demo
> sendto(3, NULL, 1, 0, {sa_family=AF_INET, sin_port=htons(11111), sin_addr=inet_addr("127.0.0.1")}, 16) = -1 ENOMEM (Cannot allocate memory)
>
> Propagate the error code from sctp_user_addto_chunk(), so that we will
> tell user space what actually went wrong:
>
> $ strace -e sendto ./demo
> sendto(3, NULL, 1, 0, {sa_family=AF_INET, sin_port=htons(11111), sin_addr=inet_addr("127.0.0.1")}, 16) = -1 EFAULT (Bad address)
>
> Noticed while running Trinity (the syscall fuzzer).
>
> Signed-off-by: Tommi Rantala <tt.rantala@xxxxxxxxx>
Applied.
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