On Fri 2015-02-20 00:41:41, Pali Rohár wrote:
> Without this patch function pm_runtime_get_sync() returns 0 even when some
> omap subfunction fails. This patch properly propagate error codes from omap
> functions back to caller.
>
> This patch fix problem, when loading omap-aes driver in qemu cause kernel oops.
"fixes"
> Signed-off-by: Pali Rohár <pali.rohar@xxxxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
> @@ -3350,16 +3350,17 @@ int omap_hwmod_enable(struct omap_hwmod *oh)
> */
> int omap_hwmod_idle(struct omap_hwmod *oh)
> {
> + int r;
> unsigned long flags;
>
> if (!oh)
> return -EINVAL;
>
> spin_lock_irqsave(&oh->_lock, flags);
> - _idle(oh);
> + r = _idle(oh);
> spin_unlock_irqrestore(&oh->_lock, flags);
>
> - return 0;
> + return r;
> }
Normally, such variable is called ret or res...
Pavel
--
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