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| author | Chao Yu <yuchao0@huawei.com> | 2016-08-28 17:00:12 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-09-08 03:27:36 +0300 |
| commit | e06f86e61d7a67fe6e826010f57aa39c674f4b1b (patch) | |
| tree | 5f58117677c9badb7416822464f19354fdc2553d /fs/f2fs/dir.c | |
| parent | 9421d57051c534c7477f98d0576b876237fbbc4c (diff) | |
| download | linux-e06f86e61d7a67fe6e826010f57aa39c674f4b1b.tar.xz | |
f2fs crypto: avoid unneeded memory allocation in ->readdir
When decrypting dirents in ->readdir, fscrypt_fname_disk_to_usr won't
change content of original encrypted dirent, we don't need to allocate
additional buffer for storing mirror of it, so get rid of it.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/dir.c')
| -rw-r--r-- | fs/f2fs/dir.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c index 3522f6f20897..fbc8ede062bf 100644 --- a/fs/f2fs/dir.c +++ b/fs/f2fs/dir.c @@ -796,16 +796,9 @@ bool f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d, int save_len = fstr->len; int ret; - de_name.name = f2fs_kmalloc(de_name.len, GFP_NOFS); - if (!de_name.name) - return false; - - memcpy(de_name.name, d->filename[bit_pos], de_name.len); - ret = fscrypt_fname_disk_to_usr(d->inode, (u32)de->hash_code, 0, &de_name, fstr); - kfree(de_name.name); if (ret < 0) return true; |