1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86_64/kernel/setup64.c b/arch/x86_64/kernel/setup64.c
index 70f1bb808a20..349d55c2ac4e 100644
--- a/arch/x86_64/kernel/setup64.c
+++ b/arch/x86_64/kernel/setup64.c
@@ -248,7 +248,7 @@ void __cpuinit cpu_init (void)
                 switch (v + 1) {
 #if DEBUG_STKSZ > EXCEPTION_STKSZ
                 case DEBUG_STACK:
-                        cpu_pda[cpu].debugstack = (unsigned long)estacks;
+                        cpu_pda(cpu)->debugstack = (unsigned long)estacks;
                         estacks += DEBUG_STKSZ;
                         break;
 #endif