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-rw-r--r--crypto/cms/cms_pwri.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/crypto/cms/cms_pwri.c b/crypto/cms/cms_pwri.c
index 076b54578927..a8322dcdf1a6 100644
--- a/crypto/cms/cms_pwri.c
+++ b/crypto/cms/cms_pwri.c
@@ -231,7 +231,7 @@ static int kek_unwrap_key(unsigned char *out, size_t *outlen,
return 0;
}
tmp = OPENSSL_malloc(inlen);
- if(!tmp)
+ if (!tmp)
return 0;
/* setup IV by decrypting last two blocks */
EVP_DecryptUpdate(ctx, tmp + inlen - 2 * blocklen, &outl,
@@ -297,8 +297,9 @@ static int kek_wrap_key(unsigned char *out, size_t *outlen,
out[3] = in[2] ^ 0xFF;
memcpy(out + 4, in, inlen);
/* Add random padding to end */
- if (olen > inlen + 4)
- RAND_pseudo_bytes(out + 4 + inlen, olen - 4 - inlen);
+ if (olen > inlen + 4
+ && RAND_pseudo_bytes(out + 4 + inlen, olen - 4 - inlen) < 0)
+ return 0;
/* Encrypt twice */
EVP_EncryptUpdate(ctx, out, &dummy, out, olen);
EVP_EncryptUpdate(ctx, out, &dummy, out, olen);