drivers/char/mem.c: clean up the code
Reduce the lines of code and simplify the logic. Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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1 changed files with 1 additions and 4 deletions
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@ -47,10 +47,7 @@ static inline unsigned long size_inside_page(unsigned long start,
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#ifndef ARCH_HAS_VALID_PHYS_ADDR_RANGE
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static inline int valid_phys_addr_range(unsigned long addr, size_t count)
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{
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if (addr + count > __pa(high_memory))
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return 0;
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return 1;
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return addr + count <= __pa(high_memory);
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}
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static inline int valid_mmap_phys_addr_range(unsigned long pfn, size_t size)
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