diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/pagewalk.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/mm/pagewalk.c b/mm/pagewalk.c index 75c1f2878519..29f2f8b853ae 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c | |||
| @@ -265,8 +265,15 @@ int walk_page_range(unsigned long start, unsigned long end, | |||
| 265 | vma = vma->vm_next; | 265 | vma = vma->vm_next; |
| 266 | 266 | ||
| 267 | err = walk_page_test(start, next, walk); | 267 | err = walk_page_test(start, next, walk); |
| 268 | if (err > 0) | 268 | if (err > 0) { |
| 269 | /* | ||
| 270 | * positive return values are purely for | ||
| 271 | * controlling the pagewalk, so should never | ||
| 272 | * be passed to the callers. | ||
| 273 | */ | ||
| 274 | err = 0; | ||
| 269 | continue; | 275 | continue; |
| 276 | } | ||
| 270 | if (err < 0) | 277 | if (err < 0) |
| 271 | break; | 278 | break; |
| 272 | } | 279 | } |