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-rw-r--r--src/libsystemd/sd-netlink/sd-netlink.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/libsystemd/sd-netlink/sd-netlink.c b/src/libsystemd/sd-netlink/sd-netlink.c
index 91701405a5..43114eb825 100644
--- a/src/libsystemd/sd-netlink/sd-netlink.c
+++ b/src/libsystemd/sd-netlink/sd-netlink.c
@@ -144,7 +144,10 @@ int sd_netlink_open(sd_netlink **ret) {
return 0;
}
-int sd_netlink_inc_rcvbuf(const sd_netlink *const rtnl, const int size) {
+int sd_netlink_inc_rcvbuf(sd_netlink *rtnl, size_t size) {
+ assert_return(rtnl, -EINVAL);
+ assert_return(!rtnl_pid_changed(rtnl), -ECHILD);
+
return fd_inc_rcvbuf(rtnl->fd, size);
}