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crypto: lskcipher - Return EINVAL when ecb_name fails sanity checks

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Set the error value to -EINVAL instead of zero when the underlying
name (within "ecb()") fails basic sanity checks.

Fixes: 8aee5d4ebd ("crypto: lskcipher - Add compatibility wrapper around ECB")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/r/202310111323.ZjK7bzjw-lkp@intel.com/
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2023-10-12 13:11:25 +08:00
parent d4f5bfe20d
commit 87d6621c07
1 changed files with 1 additions and 0 deletions
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crypto/lskcipher.c
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@ -583,6 +583,7 @@ struct lskcipher_instance *lskcipher_alloc_instance_simple(
if (ecb_name[0]) {
int len;
err = -EINVAL;
len = strscpy(ecb_name, &cipher_alg->co.base.cra_name[4],
sizeof(ecb_name));
if (len < 2)