Btrfs: finish read pages in the order they are submitted
[linux-2.6.git] / fs / exec.c
index d49be6b..ba112bd 100644 (file)
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -624,10 +624,8 @@ int setup_arg_pages(struct linux_binprm *bprm,
        /* Move stack pages down in memory. */
        if (stack_shift) {
                ret = shift_arg_pages(vma, stack_shift);
-               if (ret) {
-                       up_write(&mm->mmap_sem);
-                       return ret;
-               }
+               if (ret)
+                       goto out_unlock;
        }
 
 #ifdef CONFIG_STACK_GROWSUP
@@ -641,7 +639,7 @@ int setup_arg_pages(struct linux_binprm *bprm,
 
 out_unlock:
        up_write(&mm->mmap_sem);
-       return 0;
+       return ret;
 }
 EXPORT_SYMBOL(setup_arg_pages);