arch/powerpc: replace obsolete strict_strto* calls

Replace strict_strto calls with more appropriate kstrto calls

Signed-off-by: Daniel Walter <dwalter@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index d022557..75d62d6 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -149,13 +149,13 @@
 		else if (!strcmp(smt_enabled_cmdline, "off"))
 			smt_enabled_at_boot = 0;
 		else {
-			long smt;
+			int smt;
 			int rc;
 
-			rc = strict_strtol(smt_enabled_cmdline, 10, &smt);
+			rc = kstrtoint(smt_enabled_cmdline, 10, &smt);
 			if (!rc)
 				smt_enabled_at_boot =
-					min(threads_per_core, (int)smt);
+					min(threads_per_core, smt);
 		}
 	} else {
 		dn = of_find_node_by_path("/options");