summaryrefslogtreecommitdiffstats
path: root/drivers/char/mwave/mwavedd.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-28 08:44:58 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-28 08:44:58 +0100
commitc9381e185fdcf86e9d7966d638c933894f87cdd7 (patch)
treed99259aded85a3fb95e9d52c56d9d3a0cfdfe460 /drivers/char/mwave/mwavedd.c
parentac626ff960624d81442a3ec4a3e71a9e929e98ae (diff)
parentf17b5f06cb92ef2250513a1e154c47b78df07d40 (diff)
downloadlinux-c9381e185fdcf86e9d7966d638c933894f87cdd7.tar.gz
linux-c9381e185fdcf86e9d7966d638c933894f87cdd7.tar.bz2
linux-c9381e185fdcf86e9d7966d638c933894f87cdd7.zip
Merge 5.0-rc4 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/char/mwave/mwavedd.c')
-rw-r--r--drivers/char/mwave/mwavedd.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index b5e3103c1175..e43c876a9223 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -59,6 +59,7 @@
#include <linux/mutex.h>
#include <linux/delay.h>
#include <linux/serial_8250.h>
+#include <linux/nospec.h>
#include "smapi.h"
#include "mwavedd.h"
#include "3780i.h"
@@ -289,6 +290,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
ipcnum);
return -EINVAL;
}
+ ipcnum = array_index_nospec(ipcnum,
+ ARRAY_SIZE(pDrvData->IPCs));
PRINTK_3(TRACE_MWAVE,
"mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
" ipcnum %x entry usIntCount %x\n",
@@ -317,6 +320,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
" Invalid ipcnum %x\n", ipcnum);
return -EINVAL;
}
+ ipcnum = array_index_nospec(ipcnum,
+ ARRAY_SIZE(pDrvData->IPCs));
PRINTK_3(TRACE_MWAVE,
"mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
" ipcnum %x, usIntCount %x\n",
@@ -383,6 +388,8 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
ipcnum);
return -EINVAL;
}
+ ipcnum = array_index_nospec(ipcnum,
+ ARRAY_SIZE(pDrvData->IPCs));
mutex_lock(&mwave_mutex);
if (pDrvData->IPCs[ipcnum].bIsEnabled == true) {
pDrvData->IPCs[ipcnum].bIsEnabled = false;