ecryptfs: fix error handling
The error paths and the module exit code need work. sysfs unregistration is not the right place to tear down the crypto subsystem, and the code to undo subsystem initializations on various error paths is unnecessarily duplicated. This patch addresses those issues. Signed-off-by: NMichael Halcrow <mhalcrow@us.ibm.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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