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3e67c459d0
Let memdup_user handle the kmalloc, copy_from_user and error checking kfree code. Spotted by the following smatch (false positive) warning: drivers/message/fusion/mptctl.c:1369 mptctl_getiocinfo() warn: possible info leak 'karg' Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com> Acked-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com> Signed-off-by: Christoph Hellwig <hch@lst.de>