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由 Jiri Slaby 提交于
- do not panic if tty_register_driver fails - handle fail paths properly Signed-off-by: NJiri Slaby <jirislaby@gmail.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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