page-types: unsigned cannot be less than 0 in add_page()
If not signed, testing of the read() return value in this function will not work. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Cc: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -560,7 +560,7 @@ static void walk_pfn(unsigned long voffset,
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{
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uint64_t buf[KPAGEFLAGS_BATCH];
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unsigned long batch;
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unsigned long pages;
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long pages;
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unsigned long i;
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while (count) {
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