diff options
author | Otavio Salvador <otavio@ossystems.com.br> | 2019-12-19 00:14:33 -0300 |
---|---|---|
committer | GitHub <noreply@github.com> | 2019-12-19 00:14:33 -0300 |
commit | fa8a03bec68d9ef89da72277bd3501ed3daa6217 (patch) | |
tree | 3d3218332bcb34cb0afa01d6ad996058a3dbcb77 /drivers/atm/iphase.c | |
parent | 6b774eec1f9d3064e9b33634dfa99d5666d0a73a (diff) | |
parent | 1ddf624b0b268fdc0b80b1de618b98f8d117afea (diff) |
Merge pull request #55 from toradex/4.14-2.0.x-imx
4.14 2.0.x imx
Diffstat (limited to 'drivers/atm/iphase.c')
-rw-r--r-- | drivers/atm/iphase.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c index fc72b763fdd7..2b29598791e8 100644 --- a/drivers/atm/iphase.c +++ b/drivers/atm/iphase.c @@ -63,6 +63,7 @@ #include <asm/byteorder.h> #include <linux/vmalloc.h> #include <linux/jiffies.h> +#include <linux/nospec.h> #include "iphase.h" #include "suni.h" #define swap_byte_order(x) (((x & 0xff) << 8) | ((x & 0xff00) >> 8)) @@ -2760,8 +2761,11 @@ static int ia_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg) } if (copy_from_user(&ia_cmds, arg, sizeof ia_cmds)) return -EFAULT; board = ia_cmds.status; - if ((board < 0) || (board > iadev_count)) - board = 0; + + if ((board < 0) || (board > iadev_count)) + board = 0; + board = array_index_nospec(board, iadev_count + 1); + iadev = ia_dev[board]; switch (ia_cmds.cmd) { case MEMDUMP: |