xutils: Make set_nonblocking() void

The return values is always 0 and it is never checked anyhow, so make
the function void.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

2 files changed, 2 insertions, 4 deletions

diff --git a/xutils.c b/xutils.c
index 019c445..60b598c 100644
--- a/xutils.c
+++ b/xutils.c
@@ -169,13 +169,11 @@ void set_sock_uncork(int fd, int udp)
 		set_tcp_uncork(fd);
 }
 
-int set_nonblocking(int fd)
+void set_nonblocking(int fd)
 {
 	int ret = fcntl(fd, F_SETFL, fcntl(fd, F_GETFD, 0) | O_NONBLOCK);
 	if (unlikely(ret < 0))
 		panic("Cannot fcntl!\n");
-
-	return 0;
 }
 
 int set_nonblocking_sloppy(int fd)
diff --git a/xutils.h b/xutils.h
index d1835e4..38c8da4 100644
--- a/xutils.h
+++ b/xutils.h
@@ -46,7 +46,7 @@ extern void device_set_flags(const char *ifname, const short flags);
 extern void drop_privileges(bool enforce, uid_t uid, gid_t gid);
 extern void xlockme(void);
 extern void xunlockme(void);
-extern int set_nonblocking(int fd);
+extern void set_nonblocking(int fd);
 extern int set_nonblocking_sloppy(int fd);
 extern int set_reuseaddr(int fd);
 extern void set_sock_prio(int fd, int prio);