2 files changed, 15 insertions, 29 deletions

diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 242ac1ccae7d..bdb7c0a6d83d 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -889,6 +889,7 @@ static int __pci_mmap_make_offset(struct pci_dev *pdev,
 
 	for (i = 0; i <= PCI_ROM_RESOURCE; i++) {
 		struct resource *rp = &pdev->resource[i];
+		resource_size_t aligned_end;
 
 		/* Active? */
 		if (!rp->flags)
@@ -906,8 +907,15 @@ static int __pci_mmap_make_offset(struct pci_dev *pdev,
 				continue;
 		}
 
+		/* Align the resource end to the next page address.
+		 * PAGE_SIZE intentionally added instead of (PAGE_SIZE - 1),
+		 * because actually we need the address of the next byte
+		 * after rp->end.
+		 */
+		aligned_end = (rp->end + PAGE_SIZE) & PAGE_MASK;
+
 		if ((rp->start <= user_paddr) &&
-		    (user_paddr + user_size) <= (rp->end + 1UL))
+		    (user_paddr + user_size) <= aligned_end)
 			break;
 	}
 
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index 80d71a5ce1e3..141da3759091 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -490,6 +490,7 @@ static struct of_device_id __initdata bq4802_match[] = {
 		.name = "rtc",
 		.compatible = "bq4802",
 	},
+	{},
 };
 
 static struct of_platform_driver bq4802_driver = {
@@ -503,39 +504,16 @@ static struct of_platform_driver bq4802_driver = {
 static unsigned char mostek_read_byte(struct device *dev, u32 ofs)
 {
 	struct platform_device *pdev = to_platform_device(dev);
-	struct m48t59_plat_data *pdata = pdev->dev.platform_data;
-	void __iomem *regs;
-	unsigned char val;
-
-	regs = (void __iomem *) pdev->resource[0].start;
-	val = readb(regs + ofs);
-
-	/* the year 0 is 1968 */
-	if (ofs == pdata->offset + M48T59_YEAR) {
-		val += 0x68;
-		if ((val & 0xf) > 9)
-			val += 6;
-	}
-	return val;
+	void __iomem *regs = (void __iomem *) pdev->resource[0].start;
+
+	return readb(regs + ofs);
 }
 
 static void mostek_write_byte(struct device *dev, u32 ofs, u8 val)
 {
 	struct platform_device *pdev = to_platform_device(dev);
-	struct m48t59_plat_data *pdata = pdev->dev.platform_data;
-	void __iomem *regs;
-
-	regs = (void __iomem *) pdev->resource[0].start;
-	if (ofs == pdata->offset + M48T59_YEAR) {
-		if (val < 0x68)
-			val += 0x32;
-		else
-			val -= 0x68;
-		if ((val & 0xf) > 9)
-			val += 6;
-		if ((val & 0xf0) > 0x9A)
-			val += 0x60;
-	}
+	void __iomem *regs = (void __iomem *) pdev->resource[0].start;
+
 	writeb(val, regs + ofs);
 }