diff options
| author |   Yan Zheng <yanzheng@21cn.com> | 2007-10-08 10:08:37 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-08 12:58:14 -0700 |
| commit | 745ad48e8cac47beec0b2f72dc3c64424bce1fec (patch) | |
| tree | a16a8eedb7d6e27eaba86fd0cca8ea7bfd0cdcd8 | |
| parent | fix VM_CAN_NONLINEAR check in sys_remap_file_pages (diff) | |
| download | linux-dev-745ad48e8cac47beec0b2f72dc3c64424bce1fec.tar.xz linux-dev-745ad48e8cac47beec0b2f72dc3c64424bce1fec.zip | |
fix page release issue in filemap_fault
find_lock_page increases page's usage count, we should decrease it
before return VM_FAULT_SIGBUS
Signed-off-by: Yan Zheng<yanzheng@21cn.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/filemap.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index 90b657b50f81..15c8413ee929 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1388,6 +1388,7 @@ retry_find: size = (i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; if (unlikely(vmf->pgoff >= size)) { unlock_page(page); + page_cache_release(page); goto outside_data_content; } |