tree 8e738103f83aa9a6b40baf1ddfc66cbf43098a45
parent 0ebfd313fd4baf3fa1bd02d5f106e377595d4987
author Heiko Carstens <heiko.carstens@de.ibm.com> 1381753568 +0200
committer Martin Schwidefsky <schwidefsky@de.ibm.com> 1381837679 +0200

s390/vmlogrdr: fix array access in vmlogrdr_open()

Fix check within vmlogrdr_open() if the minor address is not larger
than the number of array elements.

Found with "smatch":

drivers/s390/char/vmlogrdr.c:318 vmlogrdr_open() warn:
  buffer overflow 'sys_ser' 3 <= 3

Acked-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>