From 993b8f2f8a0e3683e6ade93f81e294a9b0899517 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Wed, 14 Aug 2013 21:04:31 +0200 Subject: [PATCH] hotplug: terminate uloop after fork(), redirect stdin, out and err to /dev/null --- hotplug.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/hotplug.c b/hotplug.c index 21efcf5..422e849 100644 --- a/hotplug.c +++ b/hotplug.c @@ -124,7 +124,7 @@ static void handle_exec(struct blob_attr *msg, struct blob_attr *data) { char *argv[8]; struct blob_attr *cur; - int rem; + int rem, fd; int i = 0; blobmsg_for_each_attr(cur, msg, rem) @@ -138,9 +138,14 @@ static void handle_exec(struct blob_attr *msg, struct blob_attr *data) } if (debug < 2) { - close(STDIN_FILENO); - close(STDOUT_FILENO); - close(STDERR_FILENO); + fd = open("/dev/null", O_RDWR); + if (fd > -1) { + dup2(fd, STDIN_FILENO); + dup2(fd, STDOUT_FILENO); + dup2(fd, STDERR_FILENO); + if (fd > STDERR_FILENO) + close(fd); + } } if (i > 0) { @@ -263,6 +268,7 @@ static void queue_next(void) queue_proc.pid = fork(); if (!queue_proc.pid) { + uloop_done(); c->handler(c->msg, c->data); exit(0); } -- 2.11.0