Commit cfaf346c authored by Changli Gao's avatar Changli Gao Committed by Linus Torvalds
Browse files

drivers/char/mem.c: clean up the code 



Reduce the lines of code and simplify the logic.

Signed-off-by: default avatarChangli Gao <xiaosuo@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 115bcd15

drivers/char/mem.c

+1 −4
Original line number Diff line number Diff line
@@ -47,10 +47,7 @@ static inline unsigned long size_inside_page(unsigned long start, 
#ifndef ARCH_HAS_VALID_PHYS_ADDR_RANGE

static inline int valid_phys_addr_range(unsigned long addr, size_t count)

{

	if (addr + count > __pa(high_memory))

		return 0;



	return 1;

	return addr + count <= __pa(high_memory);

}



static inline int valid_mmap_phys_addr_range(unsigned long pfn, size_t size)