powerpc/64: Drop unnecessary 'rc' variable

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

Signed-off-by: Xichao Zhao <zhao.xichao@vivo.com>
Acked-by: Gautam Menghani <gautam@linux.ibm.com>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20250801035908.370463-1-zhao.xichao@vivo.com

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 7284c8021eeb536b8cbcb381266e8c79c75bc2ba..8fd7cbf3bd0480ab1a01c8d08639474109c5ce1c 100644 (file)
--- 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);
                }