1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm64/mm/cache.S b/arch/arm64/mm/cache.S
index abe69b80cf7f..48a386094fa3 100644
--- a/arch/arm64/mm/cache.S
+++ b/arch/arm64/mm/cache.S
@@ -52,7 +52,7 @@ loop1:
         add     x2, x2, #4                      // add 4 (line length offset)
         mov     x4, #0x3ff
         and     x4, x4, x1, lsr #3              // find maximum number on the way size
-        clz     x5, x4                          // find bit position of way size increment
+        clz     w5, w4                          // find bit position of way size increment
         mov     x7, #0x7fff
         and     x7, x7, x1, lsr #13             // extract max number of the index size
 loop2: