Simplify the code to enhance readability and maintain a consistent 
coding style.


Signed-off-by: Xichao Zhao <redacted>
---
 arch/powerpc/kernel/setup_64.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 7284c8021eeb..8fd7cbf3bd04 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c

@@ -141,10 +141,7 @@ void __init check_smt_enabled(void)
 			smt_enabled_at_boot = 0;
 		else {
 			int smt;
-			int rc;
-
-			rc = kstrtoint(smt_enabled_cmdline, 10, &smt);
-			if (!rc)
+			if (!kstrtoint(smt_enabled_cmdline, 10, &smt))
 				smt_enabled_at_boot =
 					min(threads_per_core, smt);
 		}