From: Jan Kara <jack@suse.cz>
Date: Tue, 2 Jun 2015 10:38:39 +0000 (+0200)
Subject: s390/keyboard: avoid off-by-one when using strnlen_user()
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~140^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8cb81811e924ff0214ce4e8344e2feb1549cf0ce;p=pandora-kernel.git

s390/keyboard: avoid off-by-one when using strnlen_user()

strnlen_user() returns the length of the string including terminating 0.
So avoid counting it again and unnecessarily reducing maximum string
size by 1.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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