readline: remove unused variable
'rc' is never set to anything else than 0, so drop it.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 86e7032 commit 6058a2273c8f3761739011e5d3cf94e2fabdd2a3
@Sascha Hauer Sascha Hauer authored on 12 Nov 2013
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lib/readline.c