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Diffstat (limited to 'include/linux/pfn_t.h')
-rw-r--r--include/linux/pfn_t.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h
index 21713dc14ce2..673546ba7342 100644
--- a/include/linux/pfn_t.h
+++ b/include/linux/pfn_t.h
@@ -10,7 +10,7 @@
* PFN_DEV - pfn is not covered by system memmap by default
* PFN_MAP - pfn has a dynamic page mapping established by a device driver
*/
-#define PFN_FLAGS_MASK (((u64) ~PAGE_MASK) << (BITS_PER_LONG_LONG - PAGE_SHIFT))
+#define PFN_FLAGS_MASK (((u64) (~PAGE_MASK)) << (BITS_PER_LONG_LONG - PAGE_SHIFT))
#define PFN_SG_CHAIN (1ULL << (BITS_PER_LONG_LONG - 1))
#define PFN_SG_LAST (1ULL << (BITS_PER_LONG_LONG - 2))
#define PFN_DEV (1ULL << (BITS_PER_LONG_LONG - 3))