Re: [patch/rfc 1/4] GPIO implementation framework
From: David Brownell
Date: Tue Nov 27 2007 - 14:30:11 EST
On Tuesday 27 November 2007, eric miao wrote:
> status = chip->direction_input(chip, gpio);
> - if (status == 0)
> - clear_bit(gpio, chip->is_out);
> + if (status)
> + desc->is_out = 0;
You added that same bug in two places (direction_output too).
Only zero status means success; otherwise it's negative errno.
Clearly this patch wasn't tested at all.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/