Hi Fabio,

On Mon, Oct 08, 2012 at 07:23:58PM -0300, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.este...@freescale.com>
> 
> Issuing a "reboot" command after the LCD times out causes the following
> warnings:

[snip]

> @@ -513,47 +514,53 @@ static void imxfb_exit_backlight(struct imxfb_info 
> *fbi)
>  
>  static void imxfb_enable_controller(struct imxfb_info *fbi)
>  {
> -     pr_debug("Enabling LCD controller\n");
> +     if (!fbi->enabled) {
> +             pr_debug("Enabling LCD controller\n");

Won't it be simpler to just do:

    if (fbi->enabled)
        return;

instead of adding another nesting level to the whole routine?

>  static void imxfb_disable_controller(struct imxfb_info *fbi)
>  {
> -     pr_debug("Disabling LCD controller\n");
> +     if (fbi->enabled) {
> +             pr_debug("Disabling LCD controller\n");

ditto (with inverted logic).

baruch

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