Open the bmm device with O_CLOEXEC

We don't want to pass the BMM file descriptor to child programs, so
ensure that it is opened using the O_CLOEXEC flag to prevent that
happening.

1 files changed, 1 insertions, 1 deletions

diff --git a/bmm_lib.c b/bmm_lib.c
index d92ca39..1a4063c 100644
--- a/bmm_lib.c
+++ b/bmm_lib.c
@@ -36,7 +36,7 @@ int bmm_init()
 {
         /* attempt to open the BMM driver */
 	if(bmm_fd < 0) {
-		bmm_fd = open(BMM_DEVICE_FILE, O_RDWR);
+		bmm_fd = open(BMM_DEVICE_FILE, O_RDWR | O_CLOEXEC);
 
 		pr_debug("BMM device fd: %d\n", bmm_fd);
 	}