criu: Fix strict prototypes

To make compiler happy with -Wstrict-prototypes option.
No func change.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>

criu/arch/x86/include/asm/types.h

@@ -108,7 +108,7 @@ typedef struct {
 # define TASK_SIZE	(0xffffe000)
 #endif
 
-static inline unsigned long task_size() { return TASK_SIZE; }
+static inline unsigned long task_size(void) { return TASK_SIZE; }
 
 typedef u64 auxv_t;
 typedef u32 tls_t;

criu/include/sockets.h

@@ -29,7 +29,7 @@ extern int dump_socket_opts(int sk, SkOptsEntry *soe);
 extern int restore_socket_opts(int sk, SkOptsEntry *soe);
 extern void release_skopts(SkOptsEntry *);
 extern int restore_prepare_socket(int sk);
-extern void preload_socket_modules();
+extern void preload_socket_modules(void);
 
 extern bool socket_test_collect_bit(unsigned int family, unsigned int proto);
 

criu/pie/parasite.c

@@ -309,7 +309,7 @@ static int pie_atoi(char *str)
 	return ret;
 }
 
-static int get_proc_fd()
+static int get_proc_fd(void)
 {
 	int ret;
 	char buf[11];
@@ -346,7 +346,7 @@ static int get_proc_fd()
 	return open_detach_mount(proc_mountpoint);
 }
 
-static int parasite_get_proc_fd()
+static int parasite_get_proc_fd(void)
 {
 	int fd, ret;
 
@@ -605,7 +605,7 @@ static noinline void fini_sigreturn(unsigned long new_sp)
 	ARCH_RT_SIGRETURN(new_sp);
 }
 
-static int fini()
+static int fini(void)
 {
 	unsigned long new_sp;
 

criu/sockets.c

@@ -135,7 +135,7 @@ static inline void probe_diag(int nl, struct sock_diag_req *req, int expected_er
 	do_rtnl_req(nl, req, req->hdr.nlmsg_len, probe_recv_one, probe_err, &expected_err);
 }
 
-void preload_socket_modules()
+void preload_socket_modules(void)
 {
 	int nl;
 	struct sock_diag_req req;