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path: root/drivers/tty/tty_ldisc.c
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Diffstat (limited to 'drivers/tty/tty_ldisc.c')
-rw-r--r--drivers/tty/tty_ldisc.c22
1 files changed, 1 insertions, 21 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c
index 8e0924f5544..24b95db75d8 100644
--- a/drivers/tty/tty_ldisc.c
+++ b/drivers/tty/tty_ldisc.c
@@ -1,19 +1,11 @@
#include <linux/types.h>
-#include <linux/major.h>
#include <linux/errno.h>
-#include <linux/signal.h>
-#include <linux/fcntl.h>
+#include <linux/kmod.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/tty.h>
#include <linux/tty_driver.h>
-#include <linux/tty_flip.h>
-#include <linux/devpts_fs.h>
#include <linux/file.h>
-#include <linux/console.h>
-#include <linux/timer.h>
-#include <linux/ctype.h>
-#include <linux/kd.h>
#include <linux/mm.h>
#include <linux/string.h>
#include <linux/slab.h>
@@ -24,18 +16,8 @@
#include <linux/device.h>
#include <linux/wait.h>
#include <linux/bitops.h>
-#include <linux/delay.h>
#include <linux/seq_file.h>
-
#include <linux/uaccess.h>
-#include <asm/system.h>
-
-#include <linux/kbd_kern.h>
-#include <linux/vt_kern.h>
-#include <linux/selection.h>
-
-#include <linux/kmod.h>
-#include <linux/nsproxy.h>
#include <linux/ratelimit.h>
/*
@@ -558,8 +540,6 @@ static int tty_ldisc_wait_idle(struct tty_struct *tty, long timeout)
long ret;
ret = wait_event_timeout(tty_ldisc_idle,
atomic_read(&tty->ldisc->users) == 1, timeout);
- if (ret < 0)
- return ret;
return ret > 0 ? 0 : -EBUSY;
}