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authorJani Nikula <jani.nikula@intel.com>2018-11-02 09:00:55 +0200
committerJani Nikula <jani.nikula@intel.com>2018-11-02 09:01:28 +0200
commit7a085c3aad94cce7e11031c6800e41668418ae4c (patch)
treeb3474f8bd622f87ad39227057f9de60959c8bd95 /drivers/tty/vt/vt_ioctl.c
parent18cde299df33ff73908f7e5dcebf321fb79ed36c (diff)
parentf9885ef875e9160454392f85159163674159c51f (diff)
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Merge drm/drm-next into drm-intel-next-queued
Although there's nothing crucial missing, it's been a long time since the last backmerge. Catch up with drm-next. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/tty/vt/vt_ioctl.c')
-rw-r--r--drivers/tty/vt/vt_ioctl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
index a78ad10a119b..73cdc0d633dd 100644
--- a/drivers/tty/vt/vt_ioctl.c
+++ b/drivers/tty/vt/vt_ioctl.c
@@ -32,6 +32,8 @@
#include <asm/io.h>
#include <linux/uaccess.h>
+#include <linux/nospec.h>
+
#include <linux/kbd_kern.h>
#include <linux/vt_kern.h>
#include <linux/kbd_diacr.h>
@@ -700,6 +702,8 @@ int vt_ioctl(struct tty_struct *tty,
if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES)
ret = -ENXIO;
else {
+ vsa.console = array_index_nospec(vsa.console,
+ MAX_NR_CONSOLES + 1);
vsa.console--;
console_lock();
ret = vc_allocate(vsa.console);