BUG_ON() Conversion in mm/memory.c

this changes if() BUG(); constructs to BUG_ON() which is
cleaner, contains unlikely() and can better optimized away.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

1 files changed, 2 insertions, 4 deletions

diff --git a/mm/memory.c b/mm/memory.c
index e347e106ca3a..d90ff9d04957 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2352,10 +2352,8 @@ int make_pages_present(unsigned long addr, unsigned long end)
         if (!vma)
                 return -1;
         write = (vma->vm_flags & VM_WRITE) != 0;
-        if (addr >= end)
-                BUG();
-        if (end > vma->vm_end)
-                BUG();
+        BUG_ON(addr >= end);
+        BUG_ON(end > vma->vm_end);
         len = (end+PAGE_SIZE-1)/PAGE_SIZE-addr/PAGE_SIZE;
         ret = get_user_pages(current, current->mm, addr,
                         len, write, 0, NULL, NULL);