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Staging: comedi: no need for checking vfree call
authorFigo.zhang <figo1802@gmail.com>
Sat, 6 Jun 2009 11:11:31 +0000 (19:11 +0800)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 15 Sep 2009 19:01:33 +0000 (12:01 -0700)
vfree() does it's own NULL checking,so no need for check before
calling it.

'pages' is local variable argment,so in v2, it is no need assignment
 to NULL.

Signed-off-by: Figo.zhang <figo1802@gmail.com>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

No differences found
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