s390/tty3270: use switch/case in tty3270_erase_line()

This makes the code easier to read.

Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Tested-by: Niklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Sven Schnelle 2022-11-29 12:11:05 +01:00 • committed by Heiko Carstens
commit 815f3eeea9