tree 152d5cfb0186d2c4c5fadae2e79cf49d154be911
parent 857196e2758f01ec40f93429013963ca5f22cbae
author Stanislav Kozina <skozina@redhat.com> 1344520138 +0100
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1344629591 -0700

tty: Fix possible race in n_tty_read()

Fix possible panic caused by unlocked access to tty->read_cnt in
while-loop condition in n_tty_read().

Signed-off-by: Stanislav Kozina <skozina@redhat.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>