From 61e165578dc7ec4ee044e9ca581a315d9ca9c656 Mon Sep 17 00:00:00 2001 From: Wang Xiaoqiang Date: Fri, 15 Jan 2016 16:57:19 -0800 Subject: [PATCH] mm/vmalloc.c: use macro IS_ALIGNED to judge the aligment Just cleanup, no functional change. Signed-off-by: Wang Xiaoqiang Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/vmalloc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 58ceeb107960..fb42a5bffe47 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -455,7 +455,7 @@ static struct vmap_area *alloc_vmap_area(unsigned long size, free_vmap_cache = &va->rb_node; spin_unlock(&vmap_area_lock); - BUG_ON(va->va_start & (align-1)); + BUG_ON(!IS_ALIGNED(va->va_start, align)); BUG_ON(va->va_start < vstart); BUG_ON(va->va_end > vend); @@ -1086,7 +1086,7 @@ void vm_unmap_ram(const void *mem, unsigned int count) BUG_ON(!addr); BUG_ON(addr < VMALLOC_START); BUG_ON(addr > VMALLOC_END); - BUG_ON(addr & (PAGE_SIZE-1)); + BUG_ON(!IS_ALIGNED(addr, PAGE_SIZE)); debug_check_no_locks_freed(mem, size); vmap_debug_free_range(addr, addr+size);