diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index a83727b..e477c9d 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -83,7 +83,7 @@
 			 */
 			BUG_ON(tsk != current);
 #endif
-			giveup_fpu(current);
+			giveup_fpu(tsk);
 		}
 		preempt_enable();
 	}
@@ -143,7 +143,7 @@
 #ifdef CONFIG_SMP
 			BUG_ON(tsk != current);
 #endif
-			giveup_altivec(current);
+			giveup_altivec(tsk);
 		}
 		preempt_enable();
 	}
@@ -182,7 +182,7 @@
 #ifdef CONFIG_SMP
 			BUG_ON(tsk != current);
 #endif
-			giveup_spe(current);
+			giveup_spe(tsk);
 		}
 		preempt_enable();
 	}