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    Subject[PATCH 4.19 079/346] USB: gadget: f_acm: add support for SuperSpeed Plus
    Date
    From: taehyun.cho <taehyun.cho@samsung.com>

    commit 3ee05c20656782387aa9eb010fdb9bb16982ac3f upstream.

    Setup the SuperSpeed Plus descriptors for f_acm. This allows the gadget
    to work properly without crashing at SuperSpeed rates.

    Cc: Felipe Balbi <balbi@kernel.org>
    Cc: stable <stable@vger.kernel.org>
    Signed-off-by: taehyun.cho <taehyun.cho@samsung.com>
    Signed-off-by: Will McVicker <willmcvicker@google.com>
    Reviewed-by: Peter Chen <peter.chen@nxp.com>
    Link: https://lore.kernel.org/r/20201127140559.381351-3-gregkh@linuxfoundation.org
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/usb/gadget/function/f_acm.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/drivers/usb/gadget/function/f_acm.c
    +++ b/drivers/usb/gadget/function/f_acm.c
    @@ -684,7 +684,7 @@ acm_bind(struct usb_configuration *c, st
    acm_ss_out_desc.bEndpointAddress = acm_fs_out_desc.bEndpointAddress;

    status = usb_assign_descriptors(f, acm_fs_function, acm_hs_function,
    - acm_ss_function, NULL);
    + acm_ss_function, acm_ss_function);
    if (status)
    goto fail;


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