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[80.193.200.194]) by smtp.gmail.com with ESMTPSA id bd24-20020a05600c1f1800b0041004826669sm1923962wmb.42.2024.02.07.02.41.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Feb 2024 02:41:29 -0800 (PST) From: Colin Ian King To: Johan Hovold , Greg Kroah-Hartman , linux-usb@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] USB: serial: keyspan: Remove redundant assignment to pointer data Date: Wed, 7 Feb 2024 10:41:28 +0000 Message-Id: <20240207104128.2441210-1-colin.i.king@gmail.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790236445641208982 X-GMAIL-MSGID: 1790236445641208982 The pointer data is being assigned a value that is not being read afterwards, it is being re-assigned later inside a do-while loop. The assignment is redundant and can be removed. Cleans up clang scan warning: drivers/usb/serial/keyspan.c:924:2: warning: Value stored to 'data' is never read [deadcode.DeadStores] Signed-off-by: Colin Ian King --- drivers/usb/serial/keyspan.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 93b17e0e05a3..0a783985197c 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -921,7 +921,6 @@ static void usa28_indat_callback(struct urb *urb) port = urb->context; p_priv = usb_get_serial_port_data(port); - data = urb->transfer_buffer; if (urb != p_priv->in_urbs[p_priv->in_flip]) return;