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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-08-31 23:20:37 (GMT) |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-09-08 01:53:47 (GMT) |
| commit | 6bf6b267d27d381fd43d2ac6152fa25de716ceaa (patch) | |
| tree | 2a205f760dc8336cf7fa5ab262348c675835bb22 /fs | |
| parent | c2a080aefa94c4b3dad35fbd9fa6cd0c8039b128 (diff) | |
| download | linux-6bf6b267d27d381fd43d2ac6152fa25de716ceaa.tar.xz | |
f2fs: set dentry bits on random location in memory
This fixes pointer panic when using inline_dentry, which was triggered when
backporting to 3.10.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/dir.c | 2 | ||||
| -rw-r--r-- | fs/f2fs/inline.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c index 9316d8a..2fb20fc 100644 --- a/fs/f2fs/dir.c +++ b/fs/f2fs/dir.c @@ -510,7 +510,7 @@ void f2fs_update_dentry(nid_t ino, umode_t mode, struct f2fs_dentry_ptr *d, de->ino = cpu_to_le32(ino); set_de_type(de, mode); for (i = 0; i < slots; i++) { - test_and_set_bit_le(bit_pos + i, (void *)d->bitmap); + __set_bit_le(bit_pos + i, (void *)d->bitmap); /* avoid wrong garbage data for readdir */ if (i) (de + i)->name_len = 0; diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 8a96107..4d526f3 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -566,7 +566,7 @@ void f2fs_delete_inline_entry(struct f2fs_dir_entry *dentry, struct page *page, inline_dentry = inline_data_addr(page); bit_pos = dentry - inline_dentry->dentry; for (i = 0; i < slots; i++) - test_and_clear_bit_le(bit_pos + i, + __clear_bit_le(bit_pos + i, &inline_dentry->dentry_bitmap); set_page_dirty(page); |