linux-kernel - [PATCH 4.14 050/242] USB: gadget: f_acm: add support for SuperSpeed Plus

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Date:   Mon, 28 Dec 2020 13:47:35 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Felipe Balbi <balbi@...nel.org>,
        "taehyun.cho" <taehyun.cho@...sung.com>,
        Will McVicker <willmcvicker@...gle.com>,
        Peter Chen <peter.chen@....com>
Subject: [PATCH 4.14 050/242] USB: gadget: f_acm: add support for SuperSpeed Plus

From: taehyun.cho <taehyun.cho@...sung.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@...nel.org>
Cc: stable <stable@...r.kernel.org>
Signed-off-by: taehyun.cho <taehyun.cho@...sung.com>
Signed-off-by: Will McVicker <willmcvicker@...gle.com>
Reviewed-by: Peter Chen <peter.chen@....com>
Link: https://lore.kernel.org/r/20201127140559.381351-3-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.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
@@ -687,7 +687,7 @@ 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;