-Christian Egtvedt <hans-christian.egtvedt@atmel.com> 1306919281 +0200
committer Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com> 1308051448 +0200

avr32: fix use of non-existing portnr variable in at32_map_usart()

This patch fixes the use of the non-existing portnr variable in
at32_map_usart() to use the provided line number instead. Typo was introduced
in commit 2b348e2f82f532e3aff8e0ce9293033b3294c1e0.

Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
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