USB: remove unnecessary type casting of urb->context
urb->context code cleanup Signed-off-by: NMing Lei <tom.leiming@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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urb->context code cleanup Signed-off-by: NMing Lei <tom.leiming@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>