From ca2ffe9e18b707efd83c40d6354687e3272b0da9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20H=C3=B6ppner?= <hoeppner@linux.ibm.com>
Date: Tue, 26 Nov 2019 15:25:27 +0100
Subject: [PATCH] libdasd: Close file descriptor after use
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Fixes: https://github.com/ibm-s390-tools/s390-tools/issues/77
Reviewed-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Reviewed-by: Stefan Haberland <sth@linux.ibm.com
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
---
 libdasd/dasd_ioctl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libdasd/dasd_ioctl.c b/libdasd/dasd_ioctl.c
index 22e6d219..49d2cea9 100644
--- a/libdasd/dasd_ioctl.c
+++ b/libdasd/dasd_ioctl.c
@@ -149,6 +149,7 @@ int dasd_is_ro(const char *device, bool *ro)
 	fd = dasd_open_device(device, O_RDWR);
 	RUN_IOCTL(fd, BLKROGET, &val);
 	*ro = (val != 0) ? true : false;
+	dasd_close_device(fd);
 
 	return 0;
 }