Remove unused variables from fs/proc/base.c
When removing the explicit task_struct->pid usage I found that proc_readfd_common() and proc_pident_readdir() get this field, but do not use it at all. So this cleanup is a cheap help with the task_struct->pid isolation. Signed-off-by: NPavel Emelyanov <xemul@openvz.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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