1 files changed, 2 insertions, 1 deletions

diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index dbf0923e8d76..7940241f0576 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -509,9 +509,10 @@ static inline int
 __do_cache_op(unsigned long start, unsigned long end)
 {
         int ret;
-        unsigned long chunk = PAGE_SIZE;
 
         do {
+                unsigned long chunk = min(PAGE_SIZE, end - start);
+
                 if (signal_pending(current)) {
                         struct thread_info *ti = current_thread_info();