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Dan Carpenter authored
"source" comes from the user in snd_ctl_elem_write() so it needs to be checked. Signed-off-by:
Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by:
Stefan Hajnoczi <stefanha@gmail.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
c3cb718a