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-rw-r--r--arch/powerpc/mm/mmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/mm/mmap.c b/arch/powerpc/mm/mmap.c
index 005aa8a44915..9dbd2a733d6b 100644
--- a/arch/powerpc/mm/mmap.c
+++ b/arch/powerpc/mm/mmap.c
@@ -66,7 +66,7 @@ unsigned long arch_mmap_rnd(void)
if (is_32bit_task())
shift = mmap_rnd_compat_bits;
#endif
- rnd = get_random_long() % (1 << shift);
+ rnd = get_random_long() % (1ul << shift);
return rnd << PAGE_SHIFT;
}