Messages in this thread Patch in this message | | | From | Al Viro <> | Subject | [PATCH 12/20] omapfb: get rid of pointless access_ok() calls | Date | Sun, 10 May 2020 00:45:49 +0100 |
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From: Al Viro <viro@zeniv.linux.org.uk>
address is passed only to copy_to_user()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> --- drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c b/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c index 56995f44e76d..f40be68d5aac 100644 --- a/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-ioctl.c @@ -482,9 +482,6 @@ static int omapfb_memory_read(struct fb_info *fbi, if (!display || !display->driver->memory_read) return -ENOENT; - if (!access_ok(mr->buffer, mr->buffer_size)) - return -EFAULT; - if (mr->w > 4096 || mr->h > 4096) return -EINVAL; -- 2.11.0
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