irda: do not leak initialized to userspace

[ Upstream commit b024d949a3 ] has not been initialized and so the copy_to_user is copying
data from the stack back to user space which is a potential
information leak. Fix this ensuring all of list is initialized to

Detected by CoverityScan, CID#1357894 ("Uninitialized scalar variable")

Signed-off-by: Colin Ian King <>
Signed-off-by: David S. Miller <>
Signed-off-by: Greg Kroah-Hartman <>
Colin Ian King 6 years ago committed by Greg Kroah-Hartman
parent 19f433a9ce
commit f3f5bf2755

@ -2223,7 +2223,7 @@ static int irda_getsockopt(struct socket *sock, int level, int optname,
struct sock *sk = sock->sk;
struct irda_sock *self = irda_sk(sk);
struct irda_device_list list;
struct irda_device_list list = { 0 };
struct irda_device_info *discoveries;
struct irda_ias_set * ias_opt; /* IAS get/query params */
struct ias_object * ias_obj; /* Object in IAS */