From: Eric Biggers <[email protected]> fname_decrypt() is validating that the encrypted filename is nonempty. However, earlier a stronger precondition was already enforced: the encrypted filename must be at least 16 (FS_CRYPTO_BLOCK_SIZE) bytes.
Drop the redundant check for an empty filename. Signed-off-by: Eric Biggers <[email protected]> --- fs/crypto/fname.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/fs/crypto/fname.c b/fs/crypto/fname.c index cc9590b5f371..c4eb3a235ae4 100644 --- a/fs/crypto/fname.c +++ b/fs/crypto/fname.c @@ -97,9 +97,6 @@ static int fname_decrypt(struct inode *inode, int res = 0; char iv[FS_CRYPTO_BLOCK_SIZE]; - if (iname->len <= 0) - return -EIO; - /* Allocate request */ req = skcipher_request_alloc(tfm, GFP_NOFS); if (!req) -- 2.17.0.rc0.231.g781580f067-goog ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
