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Merge "crypto: Fix possible stack out of bound error"

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qctecmdr 2020-09-04 18:40:16 -07:00 • committed by Gerrit - the friendly Code Review server
commit e3bf003c8b
1 changed files with 5 additions and 0 deletions
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5
drivers/crypto/msm/qce50.c
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@ -840,6 +840,11 @@ static int _ce_setup_cipher(struct qce_device *pce_dev, struct qce_req *creq,
switch (creq->alg) {
case CIPHER_ALG_DES:
if (creq->mode != QCE_MODE_ECB) {
if (ivsize > MAX_IV_LENGTH) {
pr_err("%s: error: Invalid length parameter\n",
__func__);
return -EINVAL;
}
_byte_stream_to_net_words(enciv32, creq->iv, ivsize);
pce = cmdlistinfo->encr_cntr_iv;
pce->data = enciv32[0];