From 45ff2d026d87346a0b38cca1cd9ae7116c1f3838 Mon Sep 17 00:00:00 2001
From: Julian Oes <julian@oes.ch>
Date: Mon, 5 Dec 2016 09:02:40 +0100
Subject: [PATCH] dsm: only close valid fds

---
 src/lib/rc/dsm.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/lib/rc/dsm.c b/src/lib/rc/dsm.c
index 2d2dd0db45..803a8fe1a0 100644
--- a/src/lib/rc/dsm.c
+++ b/src/lib/rc/dsm.c
@@ -308,7 +308,10 @@ dsm_init(const char *device)
 void
 dsm_deinit()
 {
-	close(dsm_fd);
+	if (dsm_fd >= 0) {
+		close(dsm_fd);
+	}
+
 	dsm_fd = -1;
 }