diff options
Diffstat (limited to 'arch/s390/crypto/des_s390.c')
| -rw-r--r-- | arch/s390/crypto/des_s390.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c index b49fb96..bcca01c 100644 --- a/arch/s390/crypto/des_s390.c +++ b/arch/s390/crypto/des_s390.c @@ -94,7 +94,8 @@ static int ecb_desall_crypt(struct blkcipher_desc *desc, long func, u8 *in = walk->src.virt.addr; ret = crypt_s390_km(func, key, out, in, n); - BUG_ON((ret < 0) || (ret != n)); + if (ret < 0 || ret != n) + return -EIO; nbytes &= DES_BLOCK_SIZE - 1; ret = blkcipher_walk_done(desc, walk, nbytes); @@ -120,7 +121,8 @@ static int cbc_desall_crypt(struct blkcipher_desc *desc, long func, u8 *in = walk->src.virt.addr; ret = crypt_s390_kmc(func, iv, out, in, n); - BUG_ON((ret < 0) || (ret != n)); + if (ret < 0 || ret != n) + return -EIO; nbytes &= DES_BLOCK_SIZE - 1; ret = blkcipher_walk_done(desc, walk, nbytes); @@ -386,7 +388,8 @@ static int ctr_desall_crypt(struct blkcipher_desc *desc, long func, crypto_inc(ctrblk + i, DES_BLOCK_SIZE); } ret = crypt_s390_kmctr(func, ctx->key, out, in, n, ctrblk); - BUG_ON((ret < 0) || (ret != n)); + if (ret < 0 || ret != n) + return -EIO; if (n > DES_BLOCK_SIZE) memcpy(ctrblk, ctrblk + n - DES_BLOCK_SIZE, DES_BLOCK_SIZE); @@ -404,7 +407,8 @@ static int ctr_desall_crypt(struct blkcipher_desc *desc, long func, in = walk->src.virt.addr; ret = crypt_s390_kmctr(func, ctx->key, buf, in, DES_BLOCK_SIZE, ctrblk); - BUG_ON(ret < 0 || ret != DES_BLOCK_SIZE); + if (ret < 0 || ret != DES_BLOCK_SIZE) + return -EIO; memcpy(out, buf, nbytes); crypto_inc(ctrblk, DES_BLOCK_SIZE); ret = blkcipher_walk_done(desc, walk, 0); |
