Merge tag 'fbdev-fixes-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux

Pull fbdev fixes from Tomi Valkeinen:

 - ARM CLCD: fix regression on multiplatform kernels

 - panel-sharp-ls037v7dw01: fix possible NULL deref

* tag 'fbdev-fixes-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux:
  omapfb: panel-sharp-ls037v7dw01: fix check of gpio_to_desc() return value
  video: ARM CLCD: runtime check for Versatile

drivers/video/fbdev/amba-clcd.c

@@ -440,13 +440,14 @@ static int clcdfb_register(struct clcd_fb *fb)
 		fb->off_ienb = CLCD_PL111_IENB;
 		fb->off_cntl = CLCD_PL111_CNTL;
 	} else {
-#ifdef CONFIG_ARCH_VERSATILE
-		fb->off_ienb = CLCD_PL111_IENB;
-		fb->off_cntl = CLCD_PL111_CNTL;
-#else
-		fb->off_ienb = CLCD_PL110_IENB;
-		fb->off_cntl = CLCD_PL110_CNTL;
-#endif
+		if (of_machine_is_compatible("arm,versatile-ab") ||
+		    of_machine_is_compatible("arm,versatile-pb")) {
+			fb->off_ienb = CLCD_PL111_IENB;
+			fb->off_cntl = CLCD_PL111_CNTL;
+		} else {
+			fb->off_ienb = CLCD_PL110_IENB;
+			fb->off_cntl = CLCD_PL110_CNTL;
+		}
 	}
 
 	fb->clk = clk_get(&fb->dev->dev, NULL);

drivers/video/fbdev/omap2/omapfb/displays/panel-sharp-ls037v7dw01.c

@@ -200,20 +200,16 @@ static struct omap_dss_driver sharp_ls_ops = {
 static int sharp_ls_get_gpio(struct device *dev, int gpio, unsigned long flags,
 		  char *desc, struct gpio_desc **gpiod)
 {
-	struct gpio_desc *gd;
 	int r;
 
-	*gpiod = NULL;
-
 	r = devm_gpio_request_one(dev, gpio, flags, desc);
-	if (r)
+	if (r) {
+		*gpiod = NULL;
 		return r == -ENOENT ? 0 : r;
+	}
 
-	gd = gpio_to_desc(gpio);
-	if (IS_ERR(gd))
-		return PTR_ERR(gd) == -ENOENT ? 0 : PTR_ERR(gd);
+	*gpiod = gpio_to_desc(gpio);
 
-	*gpiod = gd;
 	return 0;
 }