linux-kernel - [PATCH] staging: pi433: break long lines in pi433

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Date:   Fri,  6 Apr 2018 22:48:17 +0200
From:   Simon Sandström <simon@...anor.nu>
To:     gregkh@...uxfoundation.org
Cc:     Valentin.Vidic@...Net.hr, linux@...f-entwicklungen.de,
        minhnpq16@...il.com, viro@...iv.linux.org.uk,
        srishtishar@...il.com, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] staging: pi433: break long lines in pi433_if.c

Breaks long lines in pi433_if.c, fixing checkpatch.pl warnings:
"WARNING: line over 80 characters"

Signed-off-by: Simon Sandström <simon@...anor.nu>
---
 drivers/staging/pi433/pi433_if.c | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index d1e0ddbc79ce..795cf77e002c 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -593,14 +593,18 @@ pi433_tx_thread(void *data)
 
 		retval = kfifo_out(&device->tx_fifo, &tx_cfg, sizeof(tx_cfg));
 		if (retval != sizeof(tx_cfg)) {
-			dev_dbg(device->dev, "reading tx_cfg from fifo failed: got %d byte(s), expected %d", retval, (unsigned int)sizeof(tx_cfg));
+			dev_dbg(device->dev,
+				"reading tx_cfg from fifo failed: got %d byte(s), expected %d",
+				retval, (unsigned int)sizeof(tx_cfg));
 			mutex_unlock(&device->tx_fifo_lock);
 			continue;
 		}
 
 		retval = kfifo_out(&device->tx_fifo, &size, sizeof(size_t));
 		if (retval != sizeof(size_t)) {
-			dev_dbg(device->dev, "reading msg size from fifo failed: got %d, expected %d", retval, (unsigned int)sizeof(size_t));
+			dev_dbg(device->dev,
+				"reading msg size from fifo failed: got %d, expected %d",
+				retval, (unsigned int)sizeof(size_t));
 			mutex_unlock(&device->tx_fifo_lock);
 			continue;
 		}
@@ -623,7 +627,11 @@ pi433_tx_thread(void *data)
 
 		/* add length byte, if requested */
 		if (tx_cfg.enable_length_byte  == OPTION_ON)
-			device->buffer[position++] = size - 1; /* according to spec length byte itself must be excluded from the length calculation */
+			/*
+			 * according to spec, length byte itself must be
+			 * excluded from the length calculation
+			 */
+			device->buffer[position++] = size - 1;
 
 		/* add adr byte, if requested */
 		if (tx_cfg.enable_address_byte == OPTION_ON)
@@ -856,7 +864,8 @@ pi433_write(struct file *filp, const char __user *buf,
 
 abort:
 	dev_dbg(device->dev, "write to fifo failed: 0x%x", retval);
-	kfifo_reset(&device->tx_fifo); // TODO: maybe find a solution, not to discard already stored, valid entries
+	/* TODO: find a solution to not discard already stored valid entries */
+	kfifo_reset(&device->tx_fifo);
 	mutex_unlock(&device->tx_fifo_lock);
 	return -EAGAIN;
 }
@@ -1042,7 +1051,7 @@ static int setup_gpio(struct pi433_device *device)
 		/* configure irq */
 		device->irq_num[i] = gpiod_to_irq(device->gpiod[i]);
 		if (device->irq_num[i] < 0) {
-			device->gpiod[i] = ERR_PTR(-EINVAL);//(struct gpio_desc *)device->irq_num[i];
+			device->gpiod[i] = ERR_PTR(-EINVAL);
 			return device->irq_num[i];
 		}
 		retval = request_irq(device->irq_num[i],
-- 
2.11.0