It is a trivial patch.
Signed-off-by: Chen Gang <gang.chen.5...@gmail.com>
---
include/asm-generic/page.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/asm-generic/page.h b/include/asm-generic/page.h
index 67cfb7d..e04cef4 100644
--- a/include/asm-generic/page.h
+++ b/include/asm-generic/page.h
@@ -87,7 +87,8 @@ extern unsigned long memory_end;
#define page_to_phys(page) ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)
#endif
-#define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && ((pfn) -
ARCH_PFN_OFFSET) < max_mapnr)
+#define pfn_valid(pfn) ((pfn) >= ARCH_PFN_OFFSET && \
+ ((pfn) - ARCH_PFN_OFFSET) < max_mapnr)
#define virt_addr_valid(kaddr) (((void *)(kaddr) >= (void
*)PAGE_OFFSET) && \
((void *)(kaddr) < (void *)memory_end))
--
1.9.3
--
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