staging: comedi: jr3_pci: use kasprintf
kasprintf combines kmalloc and sprintf, and takes care of the size calculation itself. Signed-off-by: NH Hartley Sweeten <hsweeten@visionengravers.com> Cc: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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