diff options
| author | Philipp Stanner <pstanner@redhat.com> | 2023-11-02 20:24:03 +0100 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2023-11-07 14:42:34 +0100 |
| commit | 3e91a38de1dce97b385d732a5f444264ea8fbd92 (patch) | |
| tree | a71914ac4be9317017d510c43b9512ae7a8622c3 /drivers/video | |
| parent | fc6699d62f5f4facc3e934efd25892fc36050b70 (diff) | |
fbdev: viafb: use new array-copying-wrapper
viafbdev.c utilizes memdup_user() to copy an array from userspace.
There is a new wrapper, specifically designed for copying arrays. Use
this one instead.
Suggested-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Philipp Stanner <pstanner@redhat.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/via/viafbdev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/fbdev/via/viafbdev.c b/drivers/video/fbdev/via/viafbdev.c index 58868f8880d6..a52b1ba43a48 100644 --- a/drivers/video/fbdev/via/viafbdev.c +++ b/drivers/video/fbdev/via/viafbdev.c @@ -574,7 +574,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg) break; case VIAFB_SET_GAMMA_LUT: - viafb_gamma_table = memdup_user(argp, 256 * sizeof(u32)); + viafb_gamma_table = memdup_array_user(argp, 256, sizeof(u32)); if (IS_ERR(viafb_gamma_table)) return PTR_ERR(viafb_gamma_table); viafb_set_gamma_table(viafb_bpp, viafb_gamma_table); |