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[interface] Provide intf_reinit() to reinitialise nullified interfaces

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Provide an abstraction intf_reinit() to restore the descriptor of a
previously nullified interface.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2016-11-16 22:22:13 +00:00
parent b991c67c1d
commit daa8ed9274
3 changed files with 20 additions and 6 deletions
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5
src/net/tcp/httpcore.c
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@@ -787,12 +787,9 @@ static int http_transfer_complete ( struct http_transaction *http ) {
/* Restart content decoding interfaces (which may be attached
* to the same object).
*/
intf_nullify ( &http->content );
intf_nullify ( &http->transfer );
intf_nullify ( &http->transfer ); /* avoid potential loops */
intf_restart ( &http->content, http->response.rc );
intf_restart ( &http->transfer, http->response.rc );
http->content.desc = &http_content_desc;
http->transfer.desc = &http_transfer_desc;
intf_plug_plug ( &http->transfer, &http->content );
http->len = 0;
assert ( http->remaining == 0 );