diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index febb50dd53285d8cbee941e5895bcbcb3bc77b8f..8005e18d1b40381f6b815890b0d58c99a382b4e8 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1112,7 +1112,6 @@ static void setup_ksp_vsid(struct task_struct *p, unsigned long sp)
 /*
  * Copy a thread..
  */
-extern unsigned long dscr_default; /* defined in arch/powerpc/kernel/sysfs.c */
 
 /*
  * Copy architecture-specific thread state