serial: sh-sci: Return IRQ_HANDLED when overrun if detected
authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Fri, 21 Aug 2015 18:02:36 +0000 (20:02 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 4 Oct 2015 16:33:48 +0000 (17:33 +0100)
commit908030727ba83b2859097ecdb52b55ea13e354b3
tree6768e077f84c990a624dfbfbcf106329783518b6
parente0a12a27e834a71a3a21208e2e7e9f7c959def72
serial: sh-sci: Return IRQ_HANDLED when overrun if detected

This patch fix an issue that the driver may cause "nobody cared" IRQ
when this driver detects the overrun flag only.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/sh-sci.c