target/linux/omap24xx/patches-3.3/420-hci-h4p-interrupt-workaround.patch

   1 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
   2 +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
   3 @@ -235,7 +235,7 @@ struct omap_hwmod_irq_info omap2_timer11
   4  };
   5
   6  struct omap_hwmod_irq_info omap2_uart1_mpu_irqs[] = {
   7 -       { .irq = INT_24XX_UART1_IRQ, },
   8 +       { .irq = 0, },
   9         { .irq = -1 }
  10  };
  11
  12 --- a/drivers/tty/serial/omap-serial.c
  13 +++ b/drivers/tty/serial/omap-serial.c
  14 @@ -517,8 +517,10 @@ static int serial_omap_startup(struct ua
  15         /*
  16          * Allocate the IRQ
  17          */
  18 -       retval = request_irq(up->port.irq, serial_omap_irq, up->port.irqflags,
  19 -                               up->name, up);
  20 +       retval = 0;
  21 +       if (up->port.irq)
  22 +               retval = request_irq(up->port.irq, serial_omap_irq,
  23 +                                    up->port.irqflags, up->name, up);
  24         if (retval)
  25                 return retval;
  26
  27 @@ -629,7 +631,8 @@ static void serial_omap_shutdown(struct
  28         }
  29
  30         pm_runtime_put(&up->pdev->dev);
  31 -       free_irq(up->port.irq, up);
  32 +       if (up->port.irq)
  33 +               free_irq(up->port.irq, up);
  34  }
  35
  36  static inline void