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[media] v4l: of: Correct v4l2_of_parse_endpoint() kernel-doc
The v4l2_of_parse_endpoint function kernel-doc says that the return value is always 0. But that is not true since the function can fail and a error negative code is returned on failure. So correct the kernel-doc to match. Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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@ -146,7 +146,7 @@ static void v4l2_of_parse_parallel_bus(const struct device_node *node,
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* variable without a low fixed limit. Please use
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* v4l2_of_alloc_parse_endpoint() in new drivers instead.
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*
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* Return: 0.
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* Return: 0 on success or a negative error code on failure.
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*/
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int v4l2_of_parse_endpoint(const struct device_node *node,
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struct v4l2_of_endpoint *endpoint)
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