conntrackd: fix wrong calculation of new maxfd on unregister_fds()

This patch fixes a missing calculation of maxfd when a file descriptor
is unregistered.

Reported-by: Jean Mickael Guerin <jean-mickael.guerin@6wind.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/fds.c b/src/fds.c
index 6304fcd..347eee1 100644
--- a/src/fds.c
+++ b/src/fds.c
@@ -87,6 +87,8 @@ int unregister_fd(int fd, struct fds *fds)
 			maxfd = this->fd;
 		}
 	}
+	fds->maxfd = maxfd;
+
 	return 0;
 }