kernel: replace strict_strto*() with kstrto*()

The usage of strict_strto*() is not preferred, because strict_strto*() is
obsolete.  Thus, kstrto*() should be used.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --cc kernel/gcov/fs.c
Simple merge

diff --cc kernel/ksysfs.c
Simple merge

diff --cc kernel/params.c
Simple merge