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Fix some Coverity warnings

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Check some return values on some functions.

Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7335)
This commit is contained in:
Matt Caswell 2018-10-01 13:16:55 +01:00
parent c20a76f695
commit 434893af2b
1 changed files with 5 additions and 3 deletions
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8
crypto/evp/e_rc2.c
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@ -92,7 +92,8 @@ static int rc2_meth_to_magic(EVP_CIPHER_CTX *e)
{
int i;
EVP_CIPHER_CTX_ctrl(e, EVP_CTRL_GET_RC2_KEY_BITS, 0, &i);
if (EVP_CIPHER_CTX_ctrl(e, EVP_CTRL_GET_RC2_KEY_BITS, 0, &i) <= 0)
return 0;
if (i == 128)
return RC2_128_MAGIC;
else if (i == 64)
@ -136,8 +137,9 @@ static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
return -1;
if (i > 0 && !EVP_CipherInit_ex(c, NULL, NULL, NULL, iv, -1))
return -1;
EVP_CIPHER_CTX_ctrl(c, EVP_CTRL_SET_RC2_KEY_BITS, key_bits, NULL);
if (EVP_CIPHER_CTX_set_key_length(c, key_bits / 8) <= 0)
if (EVP_CIPHER_CTX_ctrl(c, EVP_CTRL_SET_RC2_KEY_BITS, key_bits,
NULL) <= 0
|| EVP_CIPHER_CTX_set_key_length(c, key_bits / 8) <= 0)
return -1;
}
return i;