arptables: fix the redefinition of 'arpt_get_target'

Upstream-Status: Pending

This function is already defined as a static inline function in
include/linux/netfilter_arp/arp_tables.h, once GCC uses -O0, the
inline will not work, and the redefinition error will happen

Signed-off-by: Aws Ismail <aws.ismail@windriver.com>
Signed-off-by: Roy.Li <rongqing.li@windriver.com>

diff --git a/libarptc/libarptc_incl.c b/libarptc/libarptc_incl.c
index 35736db..addd3f9 100644
--- a/libarptc/libarptc_incl.c
+++ b/libarptc/libarptc_incl.c
@@ -11,14 +11,6 @@
 /* (C)1999 Paul ``Rusty'' Russell - Placed under the GNU GPL (See
    COPYING for details). */
 
-#ifndef __OPTIMIZE__
-STRUCT_ENTRY_TARGET *
-GET_TARGET(STRUCT_ENTRY *e)
-{
-	return (void *)e + e->target_offset;
-}
-#endif
-
 static int sockfd = -1;
 static void *arptc_fn = NULL;