1 files changed, 3 insertions, 1 deletions

diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index 8920025c3c02..f1b051630c50 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -172,6 +172,8 @@
 #define NUM_CRS         16
 #define NUM_ACRS        16
 
+#define NUM_CR_WORDS    3
+
 #define FPR_SIZE        8
 #define FPC_SIZE        4
 #define FPC_PAD_SIZE    4 /* gcc insists on aligning the fpregs */
@@ -334,7 +336,7 @@ struct pt_regs
  */
 typedef struct
 {
-        unsigned long cr[3];
+        unsigned long cr[NUM_CR_WORDS];
 } per_cr_words;
 
 #define PER_EM_MASK 0xE8000000UL