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Don't leak file descriptors

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We're leaking file descriptors to child processes. Set FD_CLOEXEC on file
descriptors that don't need to be passed to children to stop this misbehaviour.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Kevin Wolf 2009-12-02 12:24:42 +01:00 • committed by Anthony Liguori
parent 12c09b8ce2
commit 40ff6d7e8d
20 changed files with 178 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

8
net/socket.c
View file

@ -161,7 +161,7 @@ static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
return -1;
}
fd = socket(PF_INET, SOCK_DGRAM, 0);
fd = qemu_socket(PF_INET, SOCK_DGRAM, 0);
if (fd < 0) {
perror("socket(PF_INET, SOCK_DGRAM)");
return -1;
@ -355,7 +355,7 @@ static void net_socket_accept(void *opaque)
for(;;) {
len = sizeof(saddr);
fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
fd = qemu_accept(s->fd, (struct sockaddr *)&saddr, &len);
if (fd < 0 && errno != EINTR) {
return;
} else if (fd >= 0) {
@ -386,7 +386,7 @@ static int net_socket_listen_init(VLANState *vlan,
s = qemu_mallocz(sizeof(NetSocketListenState));
fd = socket(PF_INET, SOCK_STREAM, 0);
fd = qemu_socket(PF_INET, SOCK_STREAM, 0);
if (fd < 0) {
perror("socket");
return -1;
@ -427,7 +427,7 @@ static int net_socket_connect_init(VLANState *vlan,
if (parse_host_port(&saddr, host_str) < 0)
return -1;
fd = socket(PF_INET, SOCK_STREAM, 0);
fd = qemu_socket(PF_INET, SOCK_STREAM, 0);
if (fd < 0) {
perror("socket");
return -1;