[gnutls-devel] GnuTLS | Fix coverity in lib/ (!1092)

[Development of GNU's TLS library]

Tim Rühsen commented on a discussion on lib/record.c: https://gitlab.com/gnutls/gnutls/merge_requests/1092#note_229665182

>  		     (int) _mbuffer_get_udata_size(decrypted));
>  
>  		/* store the last valid sequence number. We don't use that internally but
> -		 * callers of gnutls_record_get_state() could take advantage of it. */
> -		memcpy(&record_state->sequence_number, packet_sequence, 8);
> +		 * callers of gnutls_record_get_state() could take advantage of it.
> +		 *
> +		 * Coverity issue 1454647 suggest to use memmove() here instead of memcpy().
> +		 */
> +		memmove(&record_state->sequence_number, packet_sequence, 8);

What is we simply replace the memcpy by
```
record_state->sequence_number = record.sequence;
```

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