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authorDave Airlie <airlied@redhat.com>2018-03-28 14:30:41 +1000
committerDave Airlie <airlied@redhat.com>2018-03-28 14:30:41 +1000
commit2b4f44eec2be2688511c2b617d0e1b4f94c45ba4 (patch)
tree533c03602f4ae6d6404db6fa56c88e6f83e1bebe /drivers/tty/n_tty.c
parent33d009cd889490838c5db9b9339856c9e3d3facc (diff)
parent3eb2ce825ea1ad89d20f7a3b5780df850e4be274 (diff)
downloadtalos-op-linux-2b4f44eec2be2688511c2b617d0e1b4f94c45ba4.tar.gz
talos-op-linux-2b4f44eec2be2688511c2b617d0e1b4f94c45ba4.zip
Backmerge tag 'v4.16-rc7' into drm-next
Linux 4.16-rc7 This was requested by Daniel, and things were getting a bit hard to reconcile, most of the conflicts were trivial though.
Diffstat (limited to 'drivers/tty/n_tty.c')
-rw-r--r--drivers/tty/n_tty.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 5c0e59e8fe46..cbe98bc2b998 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -2180,6 +2180,12 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file,
}
if (tty_hung_up_p(file))
break;
+ /*
+ * Abort readers for ttys which never actually
+ * get hung up. See __tty_hangup().
+ */
+ if (test_bit(TTY_HUPPING, &tty->flags))
+ break;
if (!timeout)
break;
if (file->f_flags & O_NONBLOCK) {
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