From 694b9a7157d4dfaaea70dc740e9f8d43b8a1e95b Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 23 Apr 2020 10:28:49 -0400 Subject: [PATCH] amifb: get rid of pointless access_ok() calls addresses passed only to get_user() and put_user() Signed-off-by: Al Viro --- drivers/video/fbdev/amifb.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/video/fbdev/amifb.c b/drivers/video/fbdev/amifb.c index 20e03e00b66d..6062104f3afb 100644 --- a/drivers/video/fbdev/amifb.c +++ b/drivers/video/fbdev/amifb.c @@ -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);