driver core: Add comments about returning array counts
authorAdrian Hunter <adrian.hunter@intel.com>
Tue, 17 Mar 2015 07:58:58 +0000 (09:58 +0200)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 18 Mar 2015 14:18:19 +0000 (15:18 +0100)
The "read array" variants of the device property functions
can be used to return the number of values in an array.
Update the comments to reflect that.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

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