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authorPaul Mundt <lethal@linux-sh.org>2012-01-09 11:12:55 +0900
committerPaul Mundt <lethal@linux-sh.org>2012-01-09 11:12:55 +0900
commitca371d2854d48c0c22e7aa031df182f96dc85820 (patch)
tree1c62be8b4da0bfc82fa7ffa1ad5b0e958266cbd1 /net/netrom/nr_route.c
parent0d376945d0bc0a8f8e00861d506b10e42e8af372 (diff)
parenta0e86bd4252519321b0d102dc4ed90557aa7bee9 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into sh-latest
Conflicts: arch/arm/mach-shmobile/clock-sh73a0.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'net/netrom/nr_route.c')
-rw-r--r--net/netrom/nr_route.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index 915a87ba23e1..2cf330162d7e 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -670,14 +670,17 @@ 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) {
+ ret = -EINVAL;
+ break;
+ }
+
ret = nr_add_node(&nr_route.callsign,
nr_route.mnemonic,
&nr_route.neighbour,