sock: Fix capturing extra packets from other dev

Create PF_PACKET socket with proto=0 which does not setup packet handler
and will not capture packets until bind() will be invoked.

Also replaced pf_tx_socket by pf_socket as these funcs became the same,
as proto arg is set to 0.

Suggested-by: Daniel Borkmann <borkmann@iogearbox.net>
Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

1 files changed, 0 insertions, 1 deletions

diff --git a/sock.h b/sock.h
index 0e680ef..50f7102 100644
--- a/sock.h
+++ b/sock.h
@@ -3,7 +3,6 @@
 
 extern int af_socket(int af);
 extern int pf_socket(void);
-extern int pf_tx_socket(void);
 extern void set_nonblocking(int fd);
 extern int set_nonblocking_sloppy(int fd);
 extern int set_reuseaddr(int fd);