vmalloc.c: fix double error checking

There is no need for double error checking.

Signed-off-by: Figo.zhang <figo1802@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 204b8243d8ab..759deae4539a 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -168,11 +168,9 @@ static int vmap_page_range_noflush(unsigned long start, unsigned long end,
                 next = pgd_addr_end(addr, end);
                 err = vmap_pud_range(pgd, addr, next, prot, pages, &nr);
                 if (err)
-                        break;
+                        return err;
         } while (pgd++, addr = next, addr != end);
 
-        if (unlikely(err))
-                return err;
         return nr;
 }