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authorChristoph Hellwig <hch@lst.de>2006-01-14 13:21:25 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-14 18:27:15 -0800
commit216d526c89d144928f095f2800bc6c67e968d628 (patch)
tree2363b4c9ab1e4f7acea503427fa6a21e5fa3dbe8 /drivers/video
parent67a6680d64e18c7a1901f31ef747ea53b6cd986d (diff)
downloadlwn-216d526c89d144928f095f2800bc6c67e968d628.tar.gz
lwn-216d526c89d144928f095f2800bc6c67e968d628.zip
[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>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/68328fb.c6
-rw-r--r--drivers/video/acornfb.c2
-rw-r--r--drivers/video/amba-clcd.c2
-rw-r--r--drivers/video/aty/atyfb_base.c4
-rw-r--r--drivers/video/au1100fb.c2
-rw-r--r--drivers/video/bw2.c4
-rw-r--r--drivers/video/cg14.c4
-rw-r--r--drivers/video/cg3.c4
-rw-r--r--drivers/video/cg6.c4
-rw-r--r--drivers/video/controlfb.c4
-rw-r--r--drivers/video/fbmem.c2
-rw-r--r--drivers/video/ffb.c4
-rw-r--r--drivers/video/gbefb.c3
-rw-r--r--drivers/video/igafb.c2
-rw-r--r--drivers/video/leo.c4
-rw-r--r--drivers/video/p9100.c4
-rw-r--r--drivers/video/pxafb.c2
-rw-r--r--drivers/video/sa1100fb.c2
-rw-r--r--drivers/video/sgivwfb.c5
-rw-r--r--drivers/video/tcx.c4
-rw-r--r--drivers/video/vfb.c4
21 files changed, 34 insertions, 38 deletions
diff --git a/drivers/video/68328fb.c b/drivers/video/68328fb.c
index 3b0ddc55236b..78488bb41aeb 100644
--- a/drivers/video/68328fb.c
+++ b/drivers/video/68328fb.c
@@ -102,8 +102,7 @@ static int mc68x328fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int mc68x328fb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info);
-static int mc68x328fb_mmap(struct fb_info *info, struct file *file,
- struct vm_area_struct *vma);
+static int mc68x328fb_mmap(struct fb_info *info, struct vm_area_struct *vma);
static struct fb_ops mc68x328fb_ops = {
.fb_check_var = mc68x328fb_check_var,
@@ -398,8 +397,7 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var,
* Most drivers don't need their own mmap function
*/
-static int mc68x328fb_mmap(struct fb_info *info, struct file *file,
- struct vm_area_struct *vma)
+static int mc68x328fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
#ifndef MMU
/* this is uClinux (no MMU) specific code */
diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c
index 750cebb18306..b058273527bb 100644
--- a/drivers/video/acornfb.c
+++ b/drivers/video/acornfb.c
@@ -883,7 +883,7 @@ acornfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
* Note that we are entered with the kernel locked.
*/
static int
-acornfb_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+acornfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
unsigned long off, start;
u32 len;
diff --git a/drivers/video/amba-clcd.c b/drivers/video/amba-clcd.c
index 0da4083ba908..b2187175d03f 100644
--- a/drivers/video/amba-clcd.c
+++ b/drivers/video/amba-clcd.c
@@ -307,7 +307,7 @@ static int clcdfb_blank(int blank_mode, struct fb_info *info)
return 0;
}
-static int clcdfb_mmap(struct fb_info *info, struct file *file,
+static int clcdfb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
struct clcd_fb *fb = to_clcd(info);
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index 75b463ad4c75..485be386a8ff 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -243,7 +243,7 @@ extern void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
extern void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
extern void atyfb_imageblit(struct fb_info *info, const struct fb_image *image);
#ifdef __sparc__
-static int atyfb_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma);
+static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma);
#endif
static int atyfb_sync(struct fb_info *info);
@@ -1843,7 +1843,7 @@ static int atyfb_sync(struct fb_info *info)
}
#ifdef __sparc__
-static int atyfb_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct atyfb_par *par = (struct atyfb_par *) info->par;
unsigned int size, page, map_size = 0;
diff --git a/drivers/video/au1100fb.c b/drivers/video/au1100fb.c
index a5129806172f..2406899f1207 100644
--- a/drivers/video/au1100fb.c
+++ b/drivers/video/au1100fb.c
@@ -379,7 +379,7 @@ void au1100fb_fb_rotate(struct fb_info *fbi, int angle)
* Map video memory in user space. We don't use the generic fb_mmap method mainly
* to allow the use of the TLB streaming flag (CCA=6)
*/
-int au1100fb_fb_mmap(struct fb_info *fbi, struct file *file, struct vm_area_struct *vma)
+int au1100fb_fb_mmap(struct fb_info *fbi, struct vm_area_struct *vma)
{
struct au1100fb_device *fbdev = to_au1100fb_device(fbi);
unsigned int len;
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index 641a6c1fbf22..c029db4646f6 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 @@ static struct sbus_mmap_map bw2_mmap_map[] = {
{ .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;
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index edb9936673c8..63b6c79c8a0a 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -31,7 +31,7 @@
static int cg14_setcolreg(unsigned, unsigned, unsigned, unsigned,
unsigned, struct fb_info *);
-static int cg14_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int cg14_mmap(struct fb_info *, struct vm_area_struct *);
static int cg14_ioctl(struct fb_info *, unsigned int, unsigned long);
static int cg14_pan_display(struct fb_var_screeninfo *, struct fb_info *);
@@ -267,7 +267,7 @@ static int cg14_setcolreg(unsigned regno,
return 0;
}
-static int cg14_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int cg14_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct cg14_par *par = (struct cg14_par *) info->par;
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index 027f707fa5db..3de6e1b5ab2f 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -33,7 +33,7 @@ static int cg3_setcolreg(unsigned, unsigned, unsigned, unsigned,
unsigned, struct fb_info *);
static int cg3_blank(int, struct fb_info *);
-static int cg3_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int cg3_mmap(struct fb_info *, struct vm_area_struct *);
static int cg3_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
@@ -229,7 +229,7 @@ static struct sbus_mmap_map cg3_mmap_map[] = {
{ .size = 0 }
};
-static int cg3_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int cg3_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct cg3_par *par = (struct cg3_par *)info->par;
diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c
index 678e335d2b0f..7aab91ead681 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -36,7 +36,7 @@ static int cg6_blank(int, struct fb_info *);
static void cg6_imageblit(struct fb_info *, const struct fb_image *);
static void cg6_fillrect(struct fb_info *, const struct fb_fillrect *);
static int cg6_sync(struct fb_info *);
-static int cg6_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int cg6_mmap(struct fb_info *, struct vm_area_struct *);
static int cg6_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
@@ -523,7 +523,7 @@ static struct sbus_mmap_map cg6_mmap_map[] = {
{ .size = 0 }
};
-static int cg6_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int cg6_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct cg6_par *par = (struct cg6_par *)info->par;
diff --git a/drivers/video/controlfb.c b/drivers/video/controlfb.c
index 03798e9c882d..655301a8671c 100644
--- a/drivers/video/controlfb.c
+++ b/drivers/video/controlfb.c
@@ -128,7 +128,7 @@ static int controlfb_pan_display(struct fb_var_screeninfo *var,
static int controlfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int controlfb_blank(int blank_mode, struct fb_info *info);
-static int controlfb_mmap(struct fb_info *info, struct file *file,
+static int controlfb_mmap(struct fb_info *info,
struct vm_area_struct *vma);
static int controlfb_set_par (struct fb_info *info);
static int controlfb_check_var (struct fb_var_screeninfo *var, struct fb_info *info);
@@ -280,7 +280,7 @@ static int controlfb_pan_display(struct fb_var_screeninfo *var,
* for controlfb.
* Note there's no locking in here; it's done in fb_mmap() in fbmem.c.
*/
-static int controlfb_mmap(struct fb_info *info, struct file *file,
+static int controlfb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
unsigned long off, start;
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 80c16fb61e1c..d2dede6ed3e5 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1135,7 +1135,7 @@ fb_mmap(struct file *file, struct vm_area_struct * vma)
if (fb->fb_mmap) {
int res;
lock_kernel();
- res = fb->fb_mmap(info, file, vma);
+ res = fb->fb_mmap(info, vma);
unlock_kernel();
return res;
}
diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c
index d096c129d20b..9c9b21d469a1 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -37,7 +37,7 @@ static void ffb_imageblit(struct fb_info *, const struct fb_image *);
static void ffb_fillrect(struct fb_info *, const struct fb_fillrect *);
static void ffb_copyarea(struct fb_info *, const struct fb_copyarea *);
static int ffb_sync(struct fb_info *);
-static int ffb_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int ffb_mmap(struct fb_info *, struct vm_area_struct *);
static int ffb_ioctl(struct fb_info *, unsigned int, unsigned long);
static int ffb_pan_display(struct fb_var_screeninfo *, struct fb_info *);
@@ -838,7 +838,7 @@ static struct sbus_mmap_map ffb_mmap_map[] = {
{ .size = 0 }
};
-static int ffb_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int ffb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct ffb_par *par = (struct ffb_par *)info->par;
diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c
index d744c51807b7..38d22729b129 100644
--- a/drivers/video/gbefb.c
+++ b/drivers/video/gbefb.c
@@ -979,7 +979,7 @@ static int gbefb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
return 0;
}
-static int gbefb_mmap(struct fb_info *info, struct file *file,
+static int gbefb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
unsigned long size = vma->vm_end - vma->vm_start;
@@ -1000,7 +1000,6 @@ static int gbefb_mmap(struct fb_info *info, struct file *file,
pgprot_fb(pgprot_val(vma->vm_page_prot));
vma->vm_flags |= VM_IO | VM_RESERVED;
- vma->vm_file = file;
/* look for the starting tile */
tile = &gbe_tiles.cpu[offset >> TILE_SHIFT];
diff --git a/drivers/video/igafb.c b/drivers/video/igafb.c
index e326f44f652d..6b88050d21bf 100644
--- a/drivers/video/igafb.c
+++ b/drivers/video/igafb.c
@@ -219,7 +219,7 @@ static void iga_blank_border(struct iga_par *par)
}
#ifdef __sparc__
-static int igafb_mmap(struct fb_info *info, struct file *file,
+static int igafb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
struct iga_par *par = (struct iga_par *)info->par;
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index fb14787e13b9..a23cfdb9d826 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -32,7 +32,7 @@ static int leo_setcolreg(unsigned, unsigned, unsigned, unsigned,
unsigned, struct fb_info *);
static int leo_blank(int, struct fb_info *);
-static int leo_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int leo_mmap(struct fb_info *, struct vm_area_struct *);
static int leo_ioctl(struct fb_info *, unsigned int, unsigned long);
static int leo_pan_display(struct fb_var_screeninfo *, struct fb_info *);
@@ -362,7 +362,7 @@ static struct sbus_mmap_map leo_mmap_map[] = {
{ .size = 0 }
};
-static int leo_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int leo_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct leo_par *par = (struct leo_par *)info->par;
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index a1025e9606f1..0d1957505359 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -31,7 +31,7 @@ static int p9100_setcolreg(unsigned, unsigned, unsigned, unsigned,
unsigned, struct fb_info *);
static int p9100_blank(int, struct fb_info *);
-static int p9100_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int p9100_mmap(struct fb_info *, struct vm_area_struct *);
static int p9100_ioctl(struct fb_info *, unsigned int, unsigned long);
/*
@@ -221,7 +221,7 @@ static struct sbus_mmap_map p9100_mmap_map[] = {
{ 0, 0, 0 }
};
-static int p9100_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int p9100_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct p9100_par *par = (struct p9100_par *)info->par;
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 9fc10b9e6f57..53ad61f1038c 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -395,7 +395,7 @@ static int pxafb_blank(int blank, struct fb_info *info)
return 0;
}
-static int pxafb_mmap(struct fb_info *info, struct file *file,
+static int pxafb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
struct pxafb_info *fbi = (struct pxafb_info *)info;
diff --git a/drivers/video/sa1100fb.c b/drivers/video/sa1100fb.c
index 087e58689e4c..8a893ce7040d 100644
--- a/drivers/video/sa1100fb.c
+++ b/drivers/video/sa1100fb.c
@@ -815,7 +815,7 @@ static int sa1100fb_blank(int blank, struct fb_info *info)
return 0;
}
-static int sa1100fb_mmap(struct fb_info *info, struct file *file,
+static int sa1100fb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
struct sa1100fb_info *fbi = (struct sa1100fb_info *)info;
diff --git a/drivers/video/sgivwfb.c b/drivers/video/sgivwfb.c
index 7054660767e4..2e6df1fcb2b9 100644
--- a/drivers/video/sgivwfb.c
+++ b/drivers/video/sgivwfb.c
@@ -115,7 +115,7 @@ static int sgivwfb_set_par(struct fb_info *info);
static int sgivwfb_setcolreg(u_int regno, u_int red, u_int green,
u_int blue, u_int transp,
struct fb_info *info);
-static int sgivwfb_mmap(struct fb_info *info, struct file *file,
+static int sgivwfb_mmap(struct fb_info *info,
struct vm_area_struct *vma);
static struct fb_ops sgivwfb_ops = {
@@ -706,7 +706,7 @@ static int sgivwfb_setcolreg(u_int regno, u_int red, u_int green,
return 0;
}
-static int sgivwfb_mmap(struct fb_info *info, struct file *file,
+static int sgivwfb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
unsigned long size = vma->vm_end - vma->vm_start;
@@ -723,7 +723,6 @@ static int sgivwfb_mmap(struct fb_info *info, struct file *file,
if (remap_pfn_range(vma, vma->vm_start, offset >> PAGE_SHIFT,
size, vma->vm_page_prot))
return -EAGAIN;
- vma->vm_file = file;
printk(KERN_DEBUG "sgivwfb: mmap framebuffer P(%lx)->V(%lx)\n",
offset, vma->vm_start);
return 0;
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index cb940771ec58..95b918229d9b 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -33,7 +33,7 @@ static int tcx_setcolreg(unsigned, unsigned, unsigned, unsigned,
unsigned, struct fb_info *);
static int tcx_blank(int, struct fb_info *);
-static int tcx_mmap(struct fb_info *, struct file *, struct vm_area_struct *);
+static int tcx_mmap(struct fb_info *, struct vm_area_struct *);
static int tcx_ioctl(struct fb_info *, unsigned int, unsigned long);
static int tcx_pan_display(struct fb_var_screeninfo *, struct fb_info *);
@@ -301,7 +301,7 @@ static struct sbus_mmap_map __tcx_mmap_map[TCX_MMAP_ENTRIES] = {
{ .size = 0 }
};
-static int tcx_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma)
+static int tcx_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct tcx_par *par = (struct tcx_par *)info->par;
diff --git a/drivers/video/vfb.c b/drivers/video/vfb.c
index ffa1ad474226..53208cb58396 100644
--- a/drivers/video/vfb.c
+++ b/drivers/video/vfb.c
@@ -81,7 +81,7 @@ static int vfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int vfb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info);
-static int vfb_mmap(struct fb_info *info, struct file *file,
+static int vfb_mmap(struct fb_info *info,
struct vm_area_struct *vma);
static struct fb_ops vfb_ops = {
@@ -368,7 +368,7 @@ static int vfb_pan_display(struct fb_var_screeninfo *var,
* Most drivers don't need their own mmap function
*/
-static int vfb_mmap(struct fb_info *info, struct file *file,
+static int vfb_mmap(struct fb_info *info,
struct vm_area_struct *vma)
{
return -EINVAL;