diff options
| author | Stefan Agner <stefan.agner@toradex.com> | 2019-08-16 16:40:08 +0200 |
|---|---|---|
| committer | Stefan Agner <stefan.agner@toradex.com> | 2019-08-16 16:40:08 +0200 |
| commit | 3758b8bd81966b63dc93093a323e9bdd734545fd (patch) | |
| tree | 229bda2abe1a31d59da4b48e71aeefde934fe1d0 /drivers/isdn/mISDN/socket.c | |
| parent | d15d0b7a9f89cf5a905ad6802eb23100c8063939 (diff) | |
| parent | dd209b062b86dd951cf1da93f20aa497fe99d52d (diff) | |
Merge tag 'v4.19.59-rt24' into toradex_4.19.y-rttoradex_4.19.y-rt
Linux 4.19.59-rt24
Diffstat (limited to 'drivers/isdn/mISDN/socket.c')
| -rw-r--r-- | drivers/isdn/mISDN/socket.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c index b2abc44fa5cb..a73337b74f41 100644 --- a/drivers/isdn/mISDN/socket.c +++ b/drivers/isdn/mISDN/socket.c @@ -394,7 +394,7 @@ data_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) memcpy(di.channelmap, dev->channelmap, sizeof(di.channelmap)); di.nrbchan = dev->nrbchan; - strcpy(di.name, dev_name(&dev->dev)); + strscpy(di.name, dev_name(&dev->dev), sizeof(di.name)); if (copy_to_user((void __user *)arg, &di, sizeof(di))) err = -EFAULT; } else @@ -677,7 +677,7 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) memcpy(di.channelmap, dev->channelmap, sizeof(di.channelmap)); di.nrbchan = dev->nrbchan; - strcpy(di.name, dev_name(&dev->dev)); + strscpy(di.name, dev_name(&dev->dev), sizeof(di.name)); if (copy_to_user((void __user *)arg, &di, sizeof(di))) err = -EFAULT; } else @@ -691,6 +691,7 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) err = -EFAULT; break; } + dn.name[sizeof(dn.name) - 1] = '\0'; dev = get_mdevice(dn.id); if (dev) err = device_rename(&dev->dev, dn.name); |