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[80.193.200.194]) by smtp.gmail.com with ESMTPSA id cp32-20020a056000402000b00337c55d9a28sm3027825wrb.93.2024.01.18.04.36.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 18 Jan 2024 04:36:42 -0800 (PST) From: Colin Ian King To: Ian Abbott , H Hartley Sweeten Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] comedi: ni_mio_common: remove redundant assignment to variable status1 Date: Thu, 18 Jan 2024 12:36:41 +0000 Message-Id: <20240118123641.2542208-1-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 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The variable status1 is being assigned a value that is never read, the assignment is redundant and can be removed. Cleans up clang scan build warning: warning: Although the value stored to 'status1' is used in the enclosing expression, the value is never actually read from 'status1' [deadcode.DeadStores] Signed-off-by: Colin Ian King --- drivers/comedi/drivers/ni_mio_common.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/comedi/drivers/ni_mio_common.c b/drivers/comedi/driver= s/ni_mio_common.c index 980f309d6de7..824b026238b5 100644 --- a/drivers/comedi/drivers/ni_mio_common.c +++ b/drivers/comedi/drivers/ni_mio_common.c @@ -3798,8 +3798,7 @@ static int ni_serial_hw_readwrite8(struct comedi_devi= ce *dev, devpriv->dio_control &=3D ~NISTC_DIO_CTRL_HW_SER_START; =20 /* Wait until STC says we're done, but don't loop infinitely. */ - while ((status1 =3D ni_stc_readw(dev, NISTC_STATUS1_REG)) & - NISTC_STATUS1_SERIO_IN_PROG) { + while (ni_stc_readw(dev, NISTC_STATUS1_REG) & NISTC_STATUS1_SERIO_IN_PROG= ) { /* Delay one bit per loop */ udelay((devpriv->serial_interval_ns + 999) / 1000); if (--count < 0) { --=20 2.39.2