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route: Fix compile warning with glibc
[project/relayd.git]
/
route.c
diff --git
a/route.c
b/route.c
index c552d1f271f56b9aef8f635beee33b1c2092c8da..602fdc9e1a9d498de5be3c2ca19aed78cd9644a5 100644
(file)
--- a/
route.c
+++ b/
route.c
@@
-36,13
+36,16
@@
int route_table = 16800;
static void rtnl_flush(void)
{
+ ssize_t ret;
int fd;
fd = open("/proc/sys/net/ipv4/route/flush", O_WRONLY);
if (fd < 0)
return;
- write(fd, "-1", 2);
+ ret = write(fd, "-1", 2);
+ if (ret != 2)
+ perror("write");
close(fd);
}