fbdev: pass struct fb_info to fb_read and fb_write

It is unnecessary to pass struct file to fb_read() and fb_write() in struct
fb_ops. For consistency with the other methods, pass struct fb_info instead.

Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 12 deletions

diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c
index 740b83b4bd8c..c668e56c9272 100644
--- a/drivers/video/arcfb.c
+++ b/drivers/video/arcfb.c
@@ -440,14 +440,11 @@ static int arcfb_ioctl(struct fb_info *info,
  * the fb. it's inefficient for them to do anything less than 64*8
  * writes since we update the lcd in each write() anyway.
  */
-static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t count,
-                                loff_t *ppos)
+static ssize_t arcfb_write(struct fb_info *info, const char __user *buf,
+                           size_t count, loff_t *ppos)
 {
         /* modded from epson 1355 */
 
-        struct inode *inode;
-        int fbidx;
-        struct fb_info *info;
         unsigned long p;
         int err=-EINVAL;
         unsigned int fbmemlength,x,y,w,h, bitppos, startpos, endpos, bitcount;
@@ -455,13 +452,6 @@ static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t cou
         unsigned int xres;
 
         p = *ppos;
-        inode = file->f_path.dentry->d_inode;
-        fbidx = iminor(inode);
-        info = registered_fb[fbidx];
-
-        if (!info || !info->screen_base)
-                return -ENODEV;
-
         par = info->par;
         xres = info->var.xres;
         fbmemlength = (xres * info->var.yres)/8;