[PATCH v2 09/16] net/sctp: Use in_compat_syscall for sctp_getsockopt_connectx3

Andy Lutomirski
2016-01-25T22:24:23Z

SCTP unfortunately has a different ABI for SCTP_SOCKOPT_CONNECTX3
for 32-bit and 64-bit callers. Use in_compat_syscall to correctly
distinguish them on all architectures.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
---
net/sctp/socket.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 9bb80ec4c08f..20ab6b2bbbb9 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1389,7 +1389,7 @@ static int sctp_getsockopt_connectx3(struct sock *sk, int len,
int err = 0;

#ifdef CONFIG_COMPAT
- if (is_compat_task()) {
+ if (in_compat_syscall()) {
struct compat_sctp_getaddrs_old param32;

if (len < sizeof(param32))
--
2.5.0