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greybus: added warning message in case of missing widget

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Additional warning message added to notify in case above layer tries to
access widget that is already removed from the list.

Signed-off-by: Vaibhav Agarwal <vaibhav.agarwal@linaro.org>
Reviewed-by: Mark Greer <mark.greer@animalcreek.com>
Signed-off-by: Alex Elder <elder@linaro.org>
This commit is contained in:
Vaibhav Agarwal 2016-06-30 18:45:35 +05:30 committed by Alex Elder
parent 0c15a9e0f3
commit bb296b4803
1 changed files with 2 additions and 0 deletions
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drivers/staging/greybus/audio_topology.c
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@ -99,6 +99,8 @@ static int gbaudio_map_widgetname(struct gbaudio_module_info *module,
if (!strncmp(widget->name, name, NAME_SIZE))
return widget->id;
}
dev_warn(module->dev, "%s: missing in modules widgets list\n", name);
return -EINVAL;
}