diff options
Diffstat (limited to 'fs/ext4/crypto_fname.c')
| -rw-r--r-- | fs/ext4/crypto_fname.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/crypto_fname.c b/fs/ext4/crypto_fname.c index 7dc4eb559..847f919c8 100644 --- a/fs/ext4/crypto_fname.c +++ b/fs/ext4/crypto_fname.c @@ -19,7 +19,6 @@ #include <linux/gfp.h> #include <linux/kernel.h> #include <linux/key.h> -#include <linux/key.h> #include <linux/list.h> #include <linux/mempool.h> #include <linux/random.h> @@ -329,6 +328,10 @@ int _ext4_fname_disk_to_usr(struct inode *inode, return oname->len; } } + if (iname->len < EXT4_CRYPTO_BLOCK_SIZE) { + EXT4_ERROR_INODE(inode, "encrypted inode too small"); + return -EUCLEAN; + } if (EXT4_I(inode)->i_crypt_info) return ext4_fname_decrypt(inode, iname, oname); |