X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fftape%2Fzftape%2Fzftape-init.c;h=eefd94a6d04c8cb92dd20223c3a03de34b9c5a1a;hb=9bf4aaab3e101692164d49b7ca357651eb691cb6;hp=1fc5feaf99226286282b7c485f8520920cabc31c;hpb=db216c3d5e4c040e557a50f8f5d35d5c415e8c1c;p=linux-2.6.git

diff --git a/drivers/char/ftape/zftape/zftape-init.c b/drivers/char/ftape/zftape/zftape-init.c
index 1fc5feaf9..eefd94a6d 100644
--- a/drivers/char/ftape/zftape/zftape-init.c
+++ b/drivers/char/ftape/zftape/zftape-init.c
@@ -88,9 +88,9 @@ static int zft_close(struct inode *ino, struct file *filep);
 static int  zft_ioctl(struct inode *ino, struct file *filep,
 		      unsigned int command, unsigned long arg);
 static int  zft_mmap(struct file *filep, struct vm_area_struct *vma);
-static ssize_t zft_read (struct file *fp, char *buff,
+static ssize_t zft_read (struct file *fp, char __user *buff,
 			 size_t req_len, loff_t *ppos);
-static ssize_t zft_write(struct file *fp, const char *buff,
+static ssize_t zft_write(struct file *fp, const char __user *buff,
 			 size_t req_len, loff_t *ppos);
 
 static struct file_operations zft_cdev =
@@ -113,6 +113,7 @@ static int zft_open(struct inode *ino, struct file *filep)
 	int result;
 	TRACE_FUN(ft_t_flow);
 
+	nonseekable_open(ino, filep);
 	TRACE(ft_t_flow, "called for minor %d", iminor(ino));
 	if ( test_and_set_bit(0,&busy_flag) ) {
 		TRACE_ABORT(-EBUSY, ft_t_warn, "failed: already busy");
@@ -177,7 +178,7 @@ static int zft_ioctl(struct inode *ino, struct file *filep,
 	old_sigmask = current->blocked; /* save mask */
 	sigfillset(&current->blocked);
 	/* This will work as long as sizeof(void *) == sizeof(long) */
-	result = _zft_ioctl(command, (void *) arg);
+	result = _zft_ioctl(command, (void __user *) arg);
 	current->blocked = old_sigmask; /* restore mask */
 	TRACE_EXIT result;
 }
@@ -211,7 +212,7 @@ static int  zft_mmap(struct file *filep, struct vm_area_struct *vma)
 
 /*      Read from floppy tape device
  */
-static ssize_t zft_read(struct file *fp, char *buff,
+static ssize_t zft_read(struct file *fp, char __user *buff,
 			size_t req_len, loff_t *ppos)
 {
 	int result = -EIO;
@@ -234,7 +235,7 @@ static ssize_t zft_read(struct file *fp, char *buff,
 
 /*      Write to tape device
  */
-static ssize_t zft_write(struct file *fp, const char *buff,
+static ssize_t zft_write(struct file *fp, const char __user *buff,
 			 size_t req_len, loff_t *ppos)
 {
 	int result = -EIO;