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dmaengine: protect 'id' from concurrent registrations
authorDan Williams <dan.j.williams@intel.com>
Thu, 4 Dec 2008 00:17:07 +0000 (17:17 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 14 Jan 2009 17:44:03 +0000 (09:44 -0800)
commit b0b42b16ff2b90f17bc1a4308366c9beba4b276e upstream.

There is a possibility to have two devices registered with the same id.

Acked-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

No differences found
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