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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2018-03-09 13:25:21 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-03-09 13:25:21 -0800 |
| commit | 99d7d64b60d2c97373365a41554a12fa8a6e3f8f (patch) | |
| tree | 49fe473a66b704171e77b09e3390fc20efd47550 | |
| parent | Merge tag 'drm-fixes-for-v4.16-rc5' of git://people.freedesktop.org/~airlied/linux (diff) | |
| parent | fbdev: Fixing arbitrary kernel leak in case FBIOGETCMAP_SPARC in sbusfb_ioctl_helper(). (diff) | |
| download | wireguard-linux-99d7d64b60d2c97373365a41554a12fa8a6e3f8f.tar.xz wireguard-linux-99d7d64b60d2c97373365a41554a12fa8a6e3f8f.zip | |
Merge tag 'fbdev-v4.16-rc5' of git://github.com/bzolnier/linux
Pull fbdev fix from Bartlomiej Zolnierkiewicz:
"Just a single fix to close a kernel data leak in FBIOGETCMAP_SPARC
ioctl"
* tag 'fbdev-v4.16-rc5' of git://github.com/bzolnier/linux:
fbdev: Fixing arbitrary kernel leak in case FBIOGETCMAP_SPARC in sbusfb_ioctl_helper().
Diffstat (limited to '')
| -rw-r--r-- | drivers/video/fbdev/sbuslib.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/fbdev/sbuslib.c b/drivers/video/fbdev/sbuslib.c index af6fc97f4ba4..a436d44f1b7f 100644 --- a/drivers/video/fbdev/sbuslib.c +++ b/drivers/video/fbdev/sbuslib.c @@ -122,7 +122,7 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, unsigned char __user *ured; unsigned char __user *ugreen; unsigned char __user *ublue; - int index, count, i; + unsigned int index, count, i; if (get_user(index, &c->index) || __get_user(count, &c->count) || @@ -161,7 +161,7 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, unsigned char __user *ugreen; unsigned char __user *ublue; struct fb_cmap *cmap = &info->cmap; - int index, count, i; + unsigned int index, count, i; u8 red, green, blue; if (get_user(index, &c->index) || |