[PATCH 2/6] x86, mm: remove check in save_mr

[Wei Yang]

This check has been validated before calling save_mr. It is not
necessary to do this again.

Signed-off-by: Wei Yang <richardw.y...@linux.intel.com>
---
 arch/x86/mm/init.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index 1b980b70911a..6fb84be79c7c 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -259,14 +259,12 @@ static int __meminit save_mr(struct map_range *mr, int 
nr_range,
                             unsigned long start_pfn, unsigned long end_pfn,
                             unsigned long page_size_mask)
 {
-       if (start_pfn < end_pfn) {
-               if (nr_range >= NR_RANGE_MR)
-                       panic("run out of range for init_memory_mapping\n");
-               mr[nr_range].start = start_pfn<<PAGE_SHIFT;
-               mr[nr_range].end   = end_pfn<<PAGE_SHIFT;
-               mr[nr_range].page_size_mask = page_size_mask;
-               nr_range++;
-       }
+       if (nr_range >= NR_RANGE_MR)
+               panic("run out of range for init_memory_mapping\n");
+       mr[nr_range].start = start_pfn<<PAGE_SHIFT;
+       mr[nr_range].end   = end_pfn<<PAGE_SHIFT;
+       mr[nr_range].page_size_mask = page_size_mask;
+       nr_range++;
 
        return nr_range;
 }
-- 
2.19.1