Staging: merge staging patches into Linus's main branch

There were a number of patches that went into Linus's
tree already that conflicted with other changes in the
staging branch.  This merge resolves those merge conflicts.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

4 files changed, 16 insertions, 91 deletions

diff --git a/drivers/staging/usbip/Kconfig b/drivers/staging/usbip/Kconfig
index 350d5d65ccf3..2c1d10acb8b5 100644
--- a/drivers/staging/usbip/Kconfig
+++ b/drivers/staging/usbip/Kconfig
@@ -34,3 +34,10 @@ config USB_IP_HOST
 
 	 To compile this driver as a module, choose M here: the
 	 module will be called usbip.
+
+config USB_IP_DEBUG_ENABLE
+	bool "USB-IP Debug Enable"
+	depends on USB_IP_COMMON
+	default N
+	---help---
+	  This enables the debug messages from the USB-IP drivers.
diff --git a/drivers/staging/usbip/Makefile b/drivers/staging/usbip/Makefile
index 179f4211f96b..6f2916b1807a 100644
--- a/drivers/staging/usbip/Makefile
+++ b/drivers/staging/usbip/Makefile
@@ -7,6 +7,6 @@ vhci-hcd-objs := vhci_sysfs.o vhci_tx.o vhci_rx.o vhci_hcd.o
 obj-$(CONFIG_USB_IP_HOST) += usbip.o
 usbip-objs := stub_dev.o stub_main.o stub_rx.o stub_tx.o
 
-ifeq ($(CONFIG_USB_DEBUG),y)
+ifeq ($(CONFIG_USB_IP_DEBUG_ENABLE),y)
 	EXTRA_CFLAGS += -DDEBUG
 endif
diff --git a/drivers/staging/usbip/usbip_common.c b/drivers/staging/usbip/usbip_common.c
index ddb6f5fd04d5..7a45da8f9565 100644
--- a/drivers/staging/usbip/usbip_common.c
+++ b/drivers/staging/usbip/usbip_common.c
@@ -33,7 +33,7 @@
 /*-------------------------------------------------------------------------*/
 /* debug routines */
 
-#ifdef CONFIG_USB_DEBUG
+#ifdef CONFIG_USB_IP_DEBUG_ENABLE
 unsigned long usbip_debug_flag = 0xffffffff;
 #else
 unsigned long usbip_debug_flag;
@@ -55,10 +55,7 @@ static ssize_t show_flag(struct device *dev, struct device_attribute *attr,
 static ssize_t store_flag(struct device *dev, struct device_attribute *attr,
 		const char *buf, size_t count)
 {
-	unsigned long flag;
-
-	sscanf(buf, "%lx", &flag);
-	usbip_debug_flag = flag;
+	sscanf(buf, "%lx", &usbip_debug_flag);
 
 	return count;
 }
@@ -66,33 +63,8 @@ DEVICE_ATTR(usbip_debug, (S_IRUGO | S_IWUSR), show_flag, store_flag);
 
 static void usbip_dump_buffer(char *buff, int bufflen)
 {
-	int i;
-
-	if (bufflen > 128) {
-		for (i = 0; i < 128; i++) {
-			if (i%24 == 0)
-				printk(KERN_DEBUG "   ");
-			printk(KERN_DEBUG "%02x ", (unsigned char) buff[i]);
-			if (i%4 == 3)
-				printk(KERN_DEBUG "| ");
-			if (i%24 == 23)
-				printk(KERN_DEBUG "\n");
-		}
-		printk(KERN_DEBUG "... (%d byte)\n", bufflen);
-		return;
-	}
-
-	for (i = 0; i < bufflen; i++) {
-		if (i%24 == 0)
-			printk(KERN_DEBUG "   ");
-		printk(KERN_DEBUG "%02x ", (unsigned char) buff[i]);
-		if (i%4 == 3)
-			printk(KERN_DEBUG "| ");
-		if (i%24 == 23)
-			printk(KERN_DEBUG "\n");
-	}
-	printk(KERN_DEBUG "\n");
-
+	print_hex_dump(KERN_DEBUG, "usb-ip", DUMP_PREFIX_OFFSET, 16, 4,
+		       buff, bufflen, false);
 }
 
 static void usbip_dump_pipe(unsigned int p)
@@ -558,60 +530,6 @@ err:
 }
 EXPORT_SYMBOL_GPL(usbip_xmit);
 
-
-/* now a usrland utility should set options. */
-#if 0
-int setquickack(struct socket *socket)
-{
-	mm_segment_t oldfs;
-	int val = 1;
-	int ret;
-
-	oldfs = get_fs();
-	set_fs(get_ds());
-	ret = socket->ops->setsockopt(socket, SOL_TCP, TCP_QUICKACK,
-			(char __user *) &val, sizeof(ret));
-	set_fs(oldfs);
-
-	return ret;
-}
-
-int setnodelay(struct socket *socket)
-{
-	mm_segment_t oldfs;
-	int val = 1;
-	int ret;
-
-	oldfs = get_fs();
-	set_fs(get_ds());
-	ret = socket->ops->setsockopt(socket, SOL_TCP, TCP_NODELAY,
-			(char __user *) &val, sizeof(ret));
-	set_fs(oldfs);
-
-	return ret;
-}
-
-int setkeepalive(struct socket *socket)
-{
-	mm_segment_t oldfs;
-	int val = 1;
-	int ret;
-
-	oldfs = get_fs();
-	set_fs(get_ds());
-	ret = socket->ops->setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE,
-			(char __user *) &val, sizeof(ret));
-	set_fs(oldfs);
-
-	return ret;
-}
-
-void setreuse(struct socket *socket)
-{
-	socket->sk->sk_reuse = 1;
-}
-#endif
-
 struct socket *sockfd_to_socket(unsigned int sockfd)
 {
 	struct socket *socket;
diff --git a/drivers/staging/usbip/usbip_common.h b/drivers/staging/usbip/usbip_common.h
index 1ca3eab8af18..6f1dcb197d13 100644
--- a/drivers/staging/usbip/usbip_common.h
+++ b/drivers/staging/usbip/usbip_common.h
@@ -33,12 +33,12 @@
  */
 
 /**
- * usbip_udbg - print debug messages if CONFIG_USB_DEBUG is defined
+ * usbip_udbg - print debug messages if CONFIG_USB_IP_DEBUG_ENABLE is defined
  * @fmt:
  * @args:
  */
 
-#ifdef CONFIG_USB_DEBUG
+#ifdef CONFIG_USB_IP_DEBUG_ENABLE
 
 #define usbip_udbg(fmt, args...)					\
 	do {								\
@@ -47,11 +47,11 @@
 			__FILE__, __LINE__, __func__, ##args);		\
 	} while (0)
 
-#else  /* CONFIG_USB_DEBUG */
+#else  /* CONFIG_USB_IP_DEBUG_ENABLE */
 
 #define usbip_udbg(fmt, args...)		do { } while (0)
 
-#endif /* CONFIG_USB_DEBUG */
+#endif /* CONFIG_USB_IP_DEBUG_ENABLE */
 
 
 enum {