tree 88275c5ed31f272f70d0d9f4e1fa2bfb3d69e6bc
parent 9ce75499ac140af71f0003322c99b6e58f39dfbe
author Matthew Wilcox <mawilcox@microsoft.com> 1511883369 -0500
committer Matthew Wilcox <mawilcox@microsoft.com> 1517953286 -0500

cls_basic: Convert to use idr_alloc_u32

Use the new helper which saves a temporary variable and a few lines of
code.

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>