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Diffstat (limited to 'net/can/raw.c')
-rw-r--r--net/can/raw.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/net/can/raw.c b/net/can/raw.c
index cb68e155075c..96fe0b5e3e1e 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -280,7 +280,6 @@ static int raw_notifier(struct notifier_block *nb,
return NOTIFY_DONE;
switch (msg) {
-
case NETDEV_UNREGISTER:
lock_sock(sk);
/* remove current filters & unregister */
@@ -499,7 +498,6 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
return -EINVAL;
switch (optname) {
-
case CAN_RAW_FILTER:
if (optlen % sizeof(struct can_filter) != 0)
return -EINVAL;
@@ -662,11 +660,11 @@ static int raw_getsockopt(struct socket *sock, int level, int optname,
return -EINVAL;
switch (optname) {
-
case CAN_RAW_FILTER:
lock_sock(sk);
if (ro->count > 0) {
int fsize = ro->count * sizeof(struct can_filter);
+
if (len > fsize)
len = fsize;
if (copy_to_user(optval, ro->filter, len))