[PATCH] fbdev: Sanitize ->fb_mmap prototype

No need for a file argument.  If we'd really need it it's in vma->vm_file
already.  gbefb and sgivwfb used to set vma->vm_file to the file argument, but
the kernel alrady did that.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index 641a6c1..c029db4 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -35,7 +35,7 @@
 
 static int bw2_blank(int, struct fb_info *);
 
-static int bw2_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int bw2_mmap(struct fb_info *, struct vm_area_struct *);
 static int bw2_ioctl(struct fb_info *, unsigned int, unsigned long);
 
 /*
@@ -168,7 +168,7 @@
 	{ .size = 0 }
 };
 
-static int bw2_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int bw2_mmap(struct fb_info *info, struct vm_area_struct *vma)
 {
 	struct bw2_par *par = (struct bw2_par *)info->par;