fs/proc/self.c: code cleanup for proc_setup_self()
Remove unnecessary ERR_PTR()/PTR_ERR() cast in proc_setup_self(). Link: http://lkml.kernel.org/r/20190124030150.8472-1-cgxu519@gmx.comSigned-off-by: Chengguang Xu <cgxu519@gmx.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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