redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

amifb: get rid of pointless access_ok() calls 

addresses passed only to get_user() and put_user()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
alistair/sunxi64-5.8
Al Viro 2020-04-23 10:28:49 -04:00
parent 83a4f2e704
commit 694b9a7157
1 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/video/fbdev/amifb.c
View File

@ -1855,8 +1855,6 @@ static int ami_get_var_cursorinfo(struct fb_var_cursorinfo *var,
var->yspot = par->crsr.spot_y;
if (size > var->height * var->width)
return -ENAMETOOLONG;
if (!access_ok(data, size))
return -EFAULT;
delta = 1 << par->crsr.fmode;
lspr = lofsprite + (delta << 1);
if (par->bplcon0 & BPC0_LACE)
@ -1935,8 +1933,6 @@ static int ami_set_var_cursorinfo(struct fb_var_cursorinfo *var,
return -EINVAL;
if (!var->height)
return -EINVAL;
if (!access_ok(data, var->width * var->height))
return -EFAULT;
delta = 1 << fmode;
lofsprite = shfsprite = (u_short *)spritememory;
lspr = lofsprite + (delta << 1);