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authorIngo Molnar <mingo@kernel.org>2020-02-05 08:44:22 +0100
committerIngo Molnar <mingo@kernel.org>2020-02-05 08:44:22 +0100
commitfdff7c21ea00787e3f70a1a00b40b88eb998c6ad (patch)
tree03016a8375e849e2c39dec8a15d660055bb16a8c /drivers/crypto/vmx/aes_xts.c
parentf1ec3a517b4352e78dbef6b1e591f43202ecb3fe (diff)
parentb3a6082223369203d7e7db7e81253ac761377644 (diff)
downloadlinux-fdff7c21ea00787e3f70a1a00b40b88eb998c6ad.tar.gz
Merge branch 'linus' into perf/urgent, to synchronize with upstream
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/crypto/vmx/aes_xts.c')
-rw-r--r--drivers/crypto/vmx/aes_xts.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/crypto/vmx/aes_xts.c b/drivers/crypto/vmx/aes_xts.c
index d59e736882f6..9fee1b1532a4 100644
--- a/drivers/crypto/vmx/aes_xts.c
+++ b/drivers/crypto/vmx/aes_xts.c
@@ -84,6 +84,9 @@ static int p8_aes_xts_crypt(struct skcipher_request *req, int enc)
u8 tweak[AES_BLOCK_SIZE];
int ret;
+ if (req->cryptlen < AES_BLOCK_SIZE)
+ return -EINVAL;
+
if (!crypto_simd_usable() || (req->cryptlen % XTS_BLOCK_SIZE) != 0) {
struct skcipher_request *subreq = skcipher_request_ctx(req);