[PATCH v1 2/5] video: ssd1307fb: Introduce temporary variable to increase readability

[Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>]

Introduce temporary variable to increase readability of the code.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 drivers/video/fbdev/ssd1307fb.c | 34 ++++++++++++++-------------------
 1 file changed, 14 insertions(+), 20 deletions(-)

diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 397eae246c2c..84dfd7b0f682 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -588,6 +588,7 @@ MODULE_DEVICE_TABLE(of, ssd1307fb_of_match);
 
 static int ssd1307fb_probe(struct i2c_client *client)
 {
+	struct device *dev = &client->dev;
 	struct backlight_device *bl;
 	char bl_name[12];
 	struct fb_info *info;
@@ -598,7 +599,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
 	void *vmem;
 	int ret;
 
-	info = framebuffer_alloc(sizeof(struct ssd1307fb_par), &client->dev);
+	info = framebuffer_alloc(sizeof(struct ssd1307fb_par), dev);
 	if (!info)
 		return -ENOMEM;
 
@@ -608,23 +609,20 @@ static int ssd1307fb_probe(struct i2c_client *client)
 
 	par->device_info = of_device_get_match_data(&client->dev);
 
-	par->reset = devm_gpiod_get_optional(&client->dev, "reset",
-					     GPIOD_OUT_LOW);
+	par->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(par->reset)) {
-		dev_err(&client->dev, "failed to get reset gpio: %ld\n",
-			PTR_ERR(par->reset));
+		dev_err(dev, "failed to get reset gpio: %ld\n", PTR_ERR(par->reset));
 		ret = PTR_ERR(par->reset);
 		goto fb_alloc_error;
 	}
 
-	par->vbat_reg = devm_regulator_get_optional(&client->dev, "vbat");
+	par->vbat_reg = devm_regulator_get_optional(dev, "vbat");
 	if (IS_ERR(par->vbat_reg)) {
 		ret = PTR_ERR(par->vbat_reg);
 		if (ret == -ENODEV) {
 			par->vbat_reg = NULL;
 		} else {
-			dev_err(&client->dev, "failed to get VBAT regulator: %d\n",
-				ret);
+			dev_err(dev, "failed to get VBAT regulator: %d\n", ret);
 			goto fb_alloc_error;
 		}
 	}
@@ -674,15 +672,14 @@ static int ssd1307fb_probe(struct i2c_client *client)
 	vmem = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO,
 					get_order(vmem_size));
 	if (!vmem) {
-		dev_err(&client->dev, "Couldn't allocate graphical memory.\n");
+		dev_err(dev, "Couldn't allocate graphical memory.\n");
 		ret = -ENOMEM;
 		goto fb_alloc_error;
 	}
 
-	ssd1307fb_defio = devm_kzalloc(&client->dev, sizeof(*ssd1307fb_defio),
-				       GFP_KERNEL);
+	ssd1307fb_defio = devm_kzalloc(dev, sizeof(*ssd1307fb_defio), GFP_KERNEL);
 	if (!ssd1307fb_defio) {
-		dev_err(&client->dev, "Couldn't allocate deferred io.\n");
+		dev_err(dev, "Couldn't allocate deferred io.\n");
 		ret = -ENOMEM;
 		goto fb_alloc_error;
 	}
@@ -720,8 +717,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
 	if (par->vbat_reg) {
 		ret = regulator_enable(par->vbat_reg);
 		if (ret) {
-			dev_err(&client->dev, "failed to enable VBAT: %d\n",
-				ret);
+			dev_err(dev, "failed to enable VBAT: %d\n", ret);
 			goto reset_oled_error;
 		}
 	}
@@ -732,17 +728,15 @@ static int ssd1307fb_probe(struct i2c_client *client)
 
 	ret = register_framebuffer(info);
 	if (ret) {
-		dev_err(&client->dev, "Couldn't register the framebuffer\n");
+		dev_err(dev, "Couldn't register the framebuffer\n");
 		goto panel_init_error;
 	}
 
 	snprintf(bl_name, sizeof(bl_name), "ssd1307fb%d", info->node);
-	bl = backlight_device_register(bl_name, &client->dev, par,
-				       &ssd1307fb_bl_ops, NULL);
+	bl = backlight_device_register(bl_name, dev, par, &ssd1307fb_bl_ops, NULL);
 	if (IS_ERR(bl)) {
 		ret = PTR_ERR(bl);
-		dev_err(&client->dev, "unable to register backlight device: %d\n",
-			ret);
+		dev_err(dev, "unable to register backlight device: %d\n", ret);
 		goto bl_init_error;
 	}
 
@@ -750,7 +744,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
 	bl->props.max_brightness = MAX_CONTRAST;
 	info->bl_dev = bl;
 
-	dev_info(&client->dev, "fb%d: %s framebuffer device registered, using %d bytes of video memory\n", info->node, info->fix.id, vmem_size);
+	dev_info(dev, "fb%d: %s framebuffer device registered, using %d bytes of video memory\n", info->node, info->fix.id, vmem_size);
 
 	return 0;
 
-- 
2.25.1