[PATCH] [multipathd] close all file descriptors

[Guido Guenther]

makes sure multipathd doesn't keep fds open needlesly. See
http://bugs.debian.org/487682 for more details.
---
 multipathd/main.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/multipathd/main.c b/multipathd/main.c
index da5fd8f..1917bbe 100644
--- a/multipathd/main.c
+++ b/multipathd/main.c
@@ -1361,7 +1361,7 @@ child (void * param)
 static int
 daemonize(void)
 {
-	int pid;
+	int pid, i;
 	int in_fd, out_fd;
 
 	if( (pid = fork()) < 0){
@@ -1378,6 +1378,9 @@ daemonize(void)
 	else if (pid != 0)
 		_exit(0);
 
+	for (i = getdtablesize()-1; i > STDERR_FILENO; --i)
+		close(i);
+
 	in_fd = open("/dev/null", O_RDONLY);
 	if (in_fd < 0){
 		fprintf(stderr, "cannot open /dev/null for input : %s\n",
-- 
1.5.5.4


--PEIAKu/WMn1b1Hv9--