USB: EHCI: Refactor "if (handshake()) state = HC_STATE_HALT"
Refactor the EHCI "if (handshake()) state = HC_STATE_HALT" idiom, which appears 4 times, by replacing it with calls to a new function called handshake_on_error_set_halt(). Saves a few bytes too. Signed-off-by: NKarsten Wiese <fzu@wemgehoertderstaat.de> Signed-off-by: NDavid Brownell <dbrownell@users.sourceforge.net> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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