ccid: Remove incorrect expression leading to errors.
* scd/ccid-driver.c (send_escape_cmd): Fix setting of 'rc'.
Variable 'rc' in send_escape_cmd was overwritten before it was
returned, leading to incorrect computation.
[Log entry reformatted - wk]
(cherry picked from commit 3d9f8bf1dc0c7165a5d2a31568ed425d2dc3b91e)
- Signed-off-by: Joshua Rogers <git@internot.info>