[PATCH] usbatm_heavy_init: don't use CLONE_SIGHAND

From: Oleg Nesterov
Date: Thu Apr 12 2007 - 19:57:01 EST


usbatm_do_heavy_init() calls allow_signal() which plays with parent process's
->sighand.

Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>

--- 2.6.21-rc5/drivers/usb/atm/usbatm.c~usbatm 2006-11-27 21:19:30.000000000 +0300
+++ 2.6.21-rc5/drivers/usb/atm/usbatm.c 2007-04-13 03:34:56.000000000 +0400
@@ -1019,7 +1019,7 @@ static int usbatm_do_heavy_init(void *ar

static int usbatm_heavy_init(struct usbatm_data *instance)
{
- int ret = kernel_thread(usbatm_do_heavy_init, instance, CLONE_KERNEL);
+ int ret = kernel_thread(usbatm_do_heavy_init, instance, CLONE_FS | CLONE_FILES);

if (ret < 0) {
usb_err(instance, "%s: failed to create kernel_thread (%d)!\n", __func__, ret);

-
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