aboutsummaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/um/drivers/line.c8
-rw-r--r--arch/um/drivers/mconsole_kern.c8
2 files changed, 12 insertions, 4 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index fac058b4928..2c898c4d6b6 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -774,9 +774,11 @@ static irqreturn_t winch_interrupt(int irq, void *data)
tty = winch->tty;
if (tty != NULL) {
line = tty->driver_data;
- chan_window_size(&line->chan_list, &tty->winsize.ws_row,
- &tty->winsize.ws_col);
- kill_pgrp(tty->pgrp, SIGWINCH, 1);
+ if (line != NULL) {
+ chan_window_size(&line->chan_list, &tty->winsize.ws_row,
+ &tty->winsize.ws_col);
+ kill_pgrp(tty->pgrp, SIGWINCH, 1);
+ }
}
out:
if (winch->fd != -1)
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index fabd75f5bb5..c953e1477be 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -792,6 +792,8 @@ static int __init mconsole_init(void)
printk(KERN_ERR "Failed to initialize management console\n");
return 1;
}
+ if (os_set_fd_block(sock, 0))
+ goto out;
register_reboot_notifier(&reboot_notifier);
@@ -800,7 +802,7 @@ static int __init mconsole_init(void)
"mconsole", (void *)sock);
if (err) {
printk(KERN_ERR "Failed to get IRQ for management console\n");
- return 1;
+ goto out;
}
if (notify_socket != NULL) {
@@ -816,6 +818,10 @@ static int __init mconsole_init(void)
printk(KERN_INFO "mconsole (version %d) initialized on %s\n",
MCONSOLE_VERSION, mconsole_socket_name);
return 0;
+
+ out:
+ os_close_file(sock);
+ return 1;
}
__initcall(mconsole_init);