[PATCH 11/19] regmap: avoid undefined return from regmap_read_debugfs

Mark Brown broonie at opensource.wolfsonmicro.com
Fri Jan 25 23:52:09 EST 2013


On Sat, Jan 26, 2013 at 12:42:26PM +0800, Mark Brown wrote:
> On Fri, Jan 25, 2013 at 02:14:28PM +0000, Arnd Bergmann wrote:
> > Gcc warns about the case where regmap_read_debugfs tries

> Are you sure about that function name?

> > to walk an empty map->debugfs_off_cache list, which results
> > in uninitialized variable getting returned.

> > Setting this variable to 0 first avoids the warning and
> > the potentially undefined value.

> This probably won't apply against current code as there's already a
> better fix there, in general just picking a value to initialise masks
> errors.

Resending with corrected list address; to be clear please don't send
this.
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