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authorYuriy Pudgorodskiy <yur@virtuozzo.com>2016-04-06 08:43:30 +0300
committerMichael Roth <mdroth@linux.vnet.ibm.com>2016-04-07 11:40:19 -0500
commit3005c2c2fa2875a3413af97e9db368856d3330fd (patch)
treefb28f92d9b5ac145f2210883f48a352a69999a25 /qga
parente380023898479b57d38c0569c02f7bd41090181b (diff)
qga: fix fd leak with guest-exec i/o channels
Signed-off-by: Yuriy Pudgorodskiy <yur@virtuozzo.com> Signed-off-by: Denis V. Lunev <den@openvz.org> CC: Michael Roth <mdroth@linux.vnet.ibm.com> * squashed in g_io_channel_shutdown() to match cleanup paths for input/output Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Diffstat (limited to 'qga')
-rw-r--r--qga/commands.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/qga/commands.c b/qga/commands.c
index 95d8b04a16..b653a460b9 100644
--- a/qga/commands.c
+++ b/qga/commands.c
@@ -373,6 +373,7 @@ static gboolean guest_exec_output_watch(GIOChannel *ch,
return true;
close:
+ g_io_channel_shutdown(ch, true, NULL);
g_io_channel_unref(ch);
g_atomic_int_set(&p->closed, 1);
return false;
@@ -447,6 +448,7 @@ GuestExec *qmp_guest_exec(const char *path,
g_io_channel_set_encoding(in_ch, NULL, NULL);
g_io_channel_set_buffered(in_ch, false);
g_io_channel_set_flags(in_ch, G_IO_FLAG_NONBLOCK, NULL);
+ g_io_channel_set_close_on_unref(in_ch, true);
g_io_add_watch(in_ch, G_IO_OUT, guest_exec_input_watch, &gei->in);
}
@@ -462,6 +464,8 @@ GuestExec *qmp_guest_exec(const char *path,
g_io_channel_set_encoding(err_ch, NULL, NULL);
g_io_channel_set_buffered(out_ch, false);
g_io_channel_set_buffered(err_ch, false);
+ g_io_channel_set_close_on_unref(out_ch, true);
+ g_io_channel_set_close_on_unref(err_ch, true);
g_io_add_watch(out_ch, G_IO_IN | G_IO_HUP,
guest_exec_output_watch, &gei->out);
g_io_add_watch(err_ch, G_IO_IN | G_IO_HUP,