summaryrefslogtreecommitdiffstats
path: root/net/netrom
diff options
context:
space:
mode:
Diffstat (limited to 'net/netrom')
-rw-r--r--net/netrom/nr_route.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index 8d7716c..2cf3301 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -670,12 +670,10 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)
case SIOCADDRT:
if (copy_from_user(&nr_route, arg, sizeof(struct nr_route_struct)))
return -EFAULT;
- if ((dev = nr_ax25_dev_get(nr_route.device)) == NULL)
+ if (nr_route.ndigis > AX25_MAX_DIGIS)
return -EINVAL;
- if (nr_route.ndigis < 0 || nr_route.ndigis > AX25_MAX_DIGIS) {
- dev_put(dev);
+ if ((dev = nr_ax25_dev_get(nr_route.device)) == NULL)
return -EINVAL;
- }
switch (nr_route.type) {
case NETROM_NODE:
if (strnlen(nr_route.mnemonic, 7) == 7) {
OpenPOWER on IntegriCloud