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4898e07174
__do_config_autodelink passes the data variable to the transport function. If the calling functions pass a stack variable, this will eventually trigger a DMA-API debug backtrace for mapping stack memory in the DMA buffer. Fix this by calling kmemdup for the passed data instead. Signed-off-by: Josh Boyer <jwboyer@redhat.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>