w100fb: fix compile warnings

Fix compile warnings from w100fb.c.  Attribute registration failure doesn't
stop the driver working so just warn about it.

Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/w100fb.c b/drivers/video/w100fb.c
index 5fc86ea20692ff0e12309c9bd459b80282a89a0c..003c49a490eb9034f21bb8b8f49d8d91b0eddee6 100644 (file)
--- a/drivers/video/w100fb.c
+++ b/drivers/video/w100fb.c
@@ -660,7 +660,7 @@ int __init w100fb_probe(struct platform_device *pdev)
                        err = -ENODEV;
                        goto out;
        }
-       printk(" at 0x%08lx.\n", mem->start+W100_CFG_BASE);
+       printk(" at 0x%08lx.\n", (unsigned long) mem->start+W100_CFG_BASE);
 
        /* Remap the framebuffer */
        remapped_fbuf = ioremap_nocache(mem->start+MEM_WINDOW_BASE, MEM_WINDOW_SIZE);
@@ -753,10 +753,14 @@ int __init w100fb_probe(struct platform_device *pdev)
                goto out;
        }
 
-       device_create_file(&pdev->dev, &dev_attr_fastpllclk);
-       device_create_file(&pdev->dev, &dev_attr_reg_read);
-       device_create_file(&pdev->dev, &dev_attr_reg_write);
-       device_create_file(&pdev->dev, &dev_attr_flip);
+       err = device_create_file(&pdev->dev, &dev_attr_fastpllclk);
+       err |= device_create_file(&pdev->dev, &dev_attr_reg_read);
+       err |= device_create_file(&pdev->dev, &dev_attr_reg_write);
+       err |= device_create_file(&pdev->dev, &dev_attr_flip);
+
+       if (err != 0)
+               printk(KERN_WARNING "fb%d: failed to register attributes (%d)\n",
+                               info->node, err);
 
        printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id);
        return 0;