9 files changed, 15 insertions, 10 deletions
diff --git a/arch/xtensa/configs/audio_kc705_defconfig b/arch/xtensa/configs/audio_kc705_defconfig
index f2af1a32c9c7..dc942bbac69f 100644
--- a/arch/xtensa/configs/audio_kc705_defconfig
+++ b/arch/xtensa/configs/audio_kc705_defconfig
@@ -103,7 +103,7 @@ CONFIG_SND_SIMPLE_CARD=y
 # CONFIG_USB_SUPPORT is not set
 CONFIG_COMMON_CLK_CDCE706=y
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
diff --git a/arch/xtensa/configs/cadence_csp_defconfig b/arch/xtensa/configs/cadence_csp_defconfig
index 88ed5284e21c..81a057f25f21 100644
--- a/arch/xtensa/configs/cadence_csp_defconfig
+++ b/arch/xtensa/configs/cadence_csp_defconfig
@@ -80,7 +80,7 @@ CONFIG_SOFT_WATCHDOG=y
 # CONFIG_VGA_CONSOLE is not set
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
 CONFIG_PROC_KCORE=y
diff --git a/arch/xtensa/configs/generic_kc705_defconfig b/arch/xtensa/configs/generic_kc705_defconfig
index 4427907becca..3ee7e1c56556 100644
--- a/arch/xtensa/configs/generic_kc705_defconfig
+++ b/arch/xtensa/configs/generic_kc705_defconfig
@@ -90,7 +90,7 @@ CONFIG_SOFT_WATCHDOG=y
 # CONFIG_VGA_CONSOLE is not set
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
diff --git a/arch/xtensa/configs/nommu_kc705_defconfig b/arch/xtensa/configs/nommu_kc705_defconfig
index 5828228522ba..c6e96f0aa700 100644
--- a/arch/xtensa/configs/nommu_kc705_defconfig
+++ b/arch/xtensa/configs/nommu_kc705_defconfig
@@ -91,7 +91,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
 CONFIG_SOFT_WATCHDOG=y
 # CONFIG_VGA_CONSOLE is not set
 # CONFIG_USB_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
diff --git a/arch/xtensa/configs/smp_lx200_defconfig b/arch/xtensa/configs/smp_lx200_defconfig
index 326966ca7831..373d42b9e510 100644
--- a/arch/xtensa/configs/smp_lx200_defconfig
+++ b/arch/xtensa/configs/smp_lx200_defconfig
@@ -94,7 +94,7 @@ CONFIG_SOFT_WATCHDOG=y
 # CONFIG_VGA_CONSOLE is not set
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
diff --git a/arch/xtensa/configs/virt_defconfig b/arch/xtensa/configs/virt_defconfig
index e37048985b47..72628d31e87a 100644
--- a/arch/xtensa/configs/virt_defconfig
+++ b/arch/xtensa/configs/virt_defconfig
@@ -76,7 +76,7 @@ CONFIG_LOGO=y
 CONFIG_VIRTIO_PCI=y
 CONFIG_VIRTIO_INPUT=y
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
 CONFIG_PROC_KCORE=y
diff --git a/arch/xtensa/configs/xip_kc705_defconfig b/arch/xtensa/configs/xip_kc705_defconfig
index ee47438f9b51..5d6013ea70fc 100644
--- a/arch/xtensa/configs/xip_kc705_defconfig
+++ b/arch/xtensa/configs/xip_kc705_defconfig
@@ -82,7 +82,7 @@ CONFIG_SOFT_WATCHDOG=y
 # CONFIG_VGA_CONSOLE is not set
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_IOMMU_SUPPORT is not set
-CONFIG_EXT3_FS=y
+CONFIG_EXT4_FS=y
 CONFIG_FANOTIFY=y
 CONFIG_VFAT_FS=y
 CONFIG_PROC_KCORE=y
diff --git a/arch/xtensa/kernel/platform.c b/arch/xtensa/kernel/platform.c
index 926b8bf0f14c..f14713060fd4 100644
--- a/arch/xtensa/kernel/platform.c
+++ b/arch/xtensa/kernel/platform.c
@@ -14,6 +14,7 @@
 
 #include <linux/printk.h>
 #include <linux/types.h>
+#include <linux/units.h>
 #include <asm/platform.h>
 #include <asm/timex.h>
 
@@ -38,7 +39,7 @@ void __weak platform_idle(void)
 #ifdef CONFIG_XTENSA_CALIBRATE_CCOUNT
 void __weak platform_calibrate_ccount(void)
 {
-	pr_err("ERROR: Cannot calibrate cpu frequency! Assuming 10MHz.\n");
-	ccount_freq = 10 * 1000000UL;
+	pr_err("ERROR: Cannot calibrate cpu frequency! Assuming 10 MHz.\n");
+	ccount_freq = 10 * HZ_PER_MHZ;
 }
 #endif
diff --git a/arch/xtensa/platforms/iss/simdisk.c b/arch/xtensa/platforms/iss/simdisk.c
index 6ed009318d24..3cafc8feddee 100644
--- a/arch/xtensa/platforms/iss/simdisk.c
+++ b/arch/xtensa/platforms/iss/simdisk.c
@@ -231,10 +231,14 @@ static ssize_t proc_read_simdisk(struct file *file, char __user *buf,
 static ssize_t proc_write_simdisk(struct file *file, const char __user *buf,
 			size_t count, loff_t *ppos)
 {
-	char *tmp = memdup_user_nul(buf, count);
+	char *tmp;
 	struct simdisk *dev = pde_data(file_inode(file));
 	int err;
 
+	if (count == 0 || count > PAGE_SIZE)
+		return -EINVAL;
+
+	tmp = memdup_user_nul(buf, count);
 	if (IS_ERR(tmp))
 		return PTR_ERR(tmp);