n_tty: check printk arguments for n_tty_trace
When N_TTY_TRACE is undefined (the default), define n_tty_trace to use no_printk. That way, arguments are still checked during compilation. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Link: https://lore.kernel.org/r/20200130115843.7452-1-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -84,7 +84,7 @@
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#ifdef N_TTY_TRACE
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# define n_tty_trace(f, args...) trace_printk(f, ##args)
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#else
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# define n_tty_trace(f, args...)
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# define n_tty_trace(f, args...) no_printk(f, ##args)
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#endif
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struct n_tty_data {
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