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Diag224 requires a page-aligned 4k buffer to store the name table into. kmalloc does not guarantee page alignment, hence we replace it with __get_free_page for the buffer allocation. Cc: stable@vger.kernel.org # v4.8+ Reported-by: Michael Holzheu <holzheu@linux.vnet.ibm.com> Signed-off-by: Janosch Frank <frankja@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>