Merge 'staging-next' to Linus's tree

This merges the staging-next tree to Linus's tree and resolves
some conflicts that were present due to changes in other trees that were
affected by files here.

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

drivers/staging/lirc/lirc_imon.c

@@ -278,7 +278,7 @@ static int display_close(struct inode *inode, struct file *file)
 	struct imon_context *context = NULL;
 	int retval = 0;
 
-	context = (struct imon_context *)file->private_data;
+	context = file->private_data;
 
 	if (!context) {
 		err("%s: no context for device", __func__);
@@ -321,7 +321,6 @@ static int send_packet(struct imon_context *context)
 	unsigned int pipe;
 	int interval = 0;
 	int retval = 0;
-	struct usb_ctrlrequest *control_req = NULL;
 
 	/* Check if we need to use control or interrupt urb */
 	pipe = usb_sndintpipe(context->usbdev,
@@ -356,8 +355,6 @@ static int send_packet(struct imon_context *context)
 			err("%s: packet tx failed (%d)", __func__, retval);
 	}
 
-	kfree(control_req);
-
 	return retval;
 }
 
@@ -384,7 +381,7 @@ static ssize_t vfd_write(struct file *file, const char *buf,
 		0x01, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF };
 	int *data_buf;
 
-	context = (struct imon_context *)file->private_data;
+	context = file->private_data;
 	if (!context) {
 		err("%s: no context for device", __func__);
 		return -ENODEV;
@@ -600,7 +597,7 @@ static void imon_incoming_packet(struct imon_context *context,
 	struct device *dev = context->driver->dev;
 	int octet, bit;
 	unsigned char mask;
-	int i, chunk_num;
+	int i;
 
 	/*
 	 * just bail out if no listening IR client
@@ -659,7 +656,7 @@ static void imon_incoming_packet(struct imon_context *context,
 		}
 	}
 
-	if (chunk_num == 10) {
+	if (buf[7] == 10) {
 		if (context->rx.count) {
 			submit_data(context);
 			context->rx.count = 0;
@@ -877,7 +874,7 @@ static int imon_probe(struct usb_interface *interface,
 	if (lirc_minor < 0) {
 		err("%s: lirc_register_driver failed", __func__);
 		alloc_status = 7;
-		goto alloc_status_switch;
+		goto unlock;
 	} else
 		dev_info(dev, "Registered iMON driver "
 			 "(lirc minor: %d)\n", lirc_minor);
@@ -933,8 +930,9 @@ static int imon_probe(struct usb_interface *interface,
 		 "usb<%d:%d> initialized\n", vendor, product, ifnum,
 		 usbdev->bus->busnum, usbdev->devnum);
 
-alloc_status_switch:
+unlock:
 	mutex_unlock(&context->ctx_lock);
+alloc_status_switch:
 
 	switch (alloc_status) {
 	case 7:

drivers/staging/lirc/lirc_parallel.c

@@ -40,7 +40,6 @@
 #include <linux/delay.h>
 
 #include <linux/io.h>
-#include <linux/signal.h>
 #include <linux/irq.h>
 #include <linux/uaccess.h>
 #include <asm/div64.h>

drivers/staging/lirc/lirc_sasem.c

@@ -387,8 +387,10 @@ static ssize_t vfd_write(struct file *file, const char *buf,
 	}
 
 	data_buf = memdup_user(buf, n_bytes);
-	if (PTR_ERR(data_buf))
-		return PTR_ERR(data_buf);
+	if (IS_ERR(data_buf)) {
+		retval = PTR_ERR(data_buf);
+		goto exit;
+	}
 
 	memcpy(context->tx.data_buf, data_buf, n_bytes);
 
@@ -513,7 +515,7 @@ exit:
 	mutex_unlock(&context->ctx_lock);
 
 	mutex_unlock(&disconnect_lock);
-	return 0;
+	return retval;
 }
 
 /**
@@ -804,7 +806,8 @@ static int sasem_probe(struct usb_interface *interface,
 	if (lirc_minor < 0) {
 		err("%s: lirc_register_driver failed", __func__);
 		alloc_status = 7;
-		mutex_unlock(&context->ctx_lock);
+		retval = lirc_minor;
+		goto unlock;
 	} else
 		printk(KERN_INFO "%s: Registered Sasem driver (minor:%d)\n",
 			__func__, lirc_minor);
@@ -829,7 +832,7 @@ alloc_status_switch:
 		context = NULL;
 	case 1:
 		retval = -ENOMEM;
-		goto exit;
+		goto unlock;
 	}
 
 	/* Needed while unregistering! */
@@ -860,7 +863,7 @@ alloc_status_switch:
 
 	printk(KERN_INFO "%s: Sasem device on usb<%d:%d> initialized\n",
 			__func__, dev->bus->busnum, dev->devnum);
-
+unlock:
 	mutex_unlock(&context->ctx_lock);
 exit:
 	return retval;

drivers/staging/lirc/lirc_zilog.c

@@ -716,7 +716,7 @@ static loff_t lseek(struct file *filep, loff_t offset, int orig)
 /* copied from lirc_dev */
 static ssize_t read(struct file *filep, char *outbuf, size_t n, loff_t *ppos)
 {
-	struct IR *ir = (struct IR *)filep->private_data;
+	struct IR *ir = filep->private_data;
 	unsigned char buf[ir->buf.chunk_size];
 	int ret = 0, written = 0;
 	DECLARE_WAITQUEUE(wait, current);
@@ -898,7 +898,7 @@ done:
 static ssize_t write(struct file *filep, const char *buf, size_t n,
 			  loff_t *ppos)
 {
-	struct IR *ir = (struct IR *)filep->private_data;
+	struct IR *ir = filep->private_data;
 	size_t i;
 	int failures = 0;
 
@@ -972,7 +972,7 @@ static ssize_t write(struct file *filep, const char *buf, size_t n,
 /* copied from lirc_dev */
 static unsigned int poll(struct file *filep, poll_table *wait)
 {
-	struct IR *ir = (struct IR *)filep->private_data;
+	struct IR *ir = filep->private_data;
 	unsigned int ret;
 
 	dprintk("poll called\n");
@@ -994,7 +994,7 @@ static unsigned int poll(struct file *filep, poll_table *wait)
 
 static long ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
 {
-	struct IR *ir = (struct IR *)filep->private_data;
+	struct IR *ir = filep->private_data;
 	int result;
 	unsigned long mode, features = 0;
 
@@ -1086,7 +1086,7 @@ static int open(struct inode *node, struct file *filep)
 static int close(struct inode *node, struct file *filep)
 {
 	/* find our IR struct */
-	struct IR *ir = (struct IR *)filep->private_data;
+	struct IR *ir = filep->private_data;
 	if (ir == NULL) {
 		zilog_error("close: no private_data attached to the file!\n");
 		return -ENODEV;