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[122.58.164.114]) by smtp.gmail.com with ESMTPSA id k8sm13464707pfc.177.2022.01.16.22.01.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 Jan 2022 22:01:43 -0800 (PST) Date: Mon, 17 Jan 2022 19:01:38 +1300 From: Paulo Miguel Almeida To: gregkh@linuxfoundation.org, paulo.miguel.almeida.rodenas@gmail.com, realwakka@gmail.com Cc: linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/3] staging: pi433: change order in which driver config the rf69 chip Message-ID: <20220117060138.GA11140@mail.google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220117055849.GA10644@mail.google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There is an explicit dependency between modulation and bit rate configurations. To ensure proper validation of input value for the set_bit_rate routine, we must ensure that modulation has been set before. This patch ensures that set_modulation is always called before set_bit_rate for both RX and TX routines Signed-off-by: Paulo Miguel Almeida --- drivers/staging/pi433/pi433_if.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index f9f86e2c44a9..17ff51f6a9da 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -167,10 +167,10 @@ rf69_set_rx_cfg(struct pi433_device *dev, struct pi433_rx_cfg *rx_cfg) ret = rf69_set_frequency(dev->spi, rx_cfg->frequency); if (ret < 0) return ret; - ret = rf69_set_bit_rate(dev->spi, rx_cfg->bit_rate); + ret = rf69_set_modulation(dev->spi, rx_cfg->modulation); if (ret < 0) return ret; - ret = rf69_set_modulation(dev->spi, rx_cfg->modulation); + ret = rf69_set_bit_rate(dev->spi, rx_cfg->bit_rate); if (ret < 0) return ret; ret = rf69_set_antenna_impedance(dev->spi, rx_cfg->antenna_impedance); @@ -290,10 +290,10 @@ rf69_set_tx_cfg(struct pi433_device *dev, struct pi433_tx_cfg *tx_cfg) ret = rf69_set_frequency(dev->spi, tx_cfg->frequency); if (ret < 0) return ret; - ret = rf69_set_bit_rate(dev->spi, tx_cfg->bit_rate); + ret = rf69_set_modulation(dev->spi, tx_cfg->modulation); if (ret < 0) return ret; - ret = rf69_set_modulation(dev->spi, tx_cfg->modulation); + ret = rf69_set_bit_rate(dev->spi, tx_cfg->bit_rate); if (ret < 0) return ret; ret = rf69_set_deviation(dev->spi, tx_cfg->dev_frequency); -- 2.25.4