jbd2: Grab a reference to the crc32c driver if necessary
authorDarrick J. Wong <djwong@us.ibm.com>
Sun, 27 May 2012 11:50:56 +0000 (07:50 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Sun, 27 May 2012 11:50:56 +0000 (07:50 -0400)
Obtain a reference to the crc32c driver if needed for the v2 checksum.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

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