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path: root/drivers/net/hamradio/yam.c
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Diffstat (limited to 'drivers/net/hamradio/yam.c')
-rw-r--r--drivers/net/hamradio/yam.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index 16ec7af6ab7b..ba9df430fca6 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -966,6 +966,8 @@ static int yam_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
sizeof(struct yamdrv_ioctl_mcs));
if (IS_ERR(ym))
return PTR_ERR(ym);
+ if (ym->cmd != SIOCYAMSMCS)
+ return -EINVAL;
if (ym->bitrate > YAM_MAXBITRATE) {
kfree(ym);
return -EINVAL;
@@ -981,6 +983,8 @@ static int yam_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
if (copy_from_user(&yi, ifr->ifr_data, sizeof(struct yamdrv_ioctl_cfg)))
return -EFAULT;
+ if (yi.cmd != SIOCYAMSCFG)
+ return -EINVAL;
if ((yi.cfg.mask & YAM_IOBASE) && netif_running(dev))
return -EINVAL; /* Cannot change this parameter when up */
if ((yi.cfg.mask & YAM_IRQ) && netif_running(dev))