1 files changed, 2 insertions, 0 deletions

diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c
index f833dba2a028..d5fd3909d13a 100644
--- a/arch/powerpc/mm/slice.c
+++ b/arch/powerpc/mm/slice.c
@@ -405,6 +405,8 @@ unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len,
 
         if (len > mm->task_size)
                 return -ENOMEM;
+        if (len & ((1ul << pshift) - 1))
+                return -EINVAL;
         if (fixed && (addr & ((1ul << pshift) - 1)))
                 return -EINVAL;
         if (fixed && addr > (mm->task_size - len))