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Check for NULL before use (Coverity ID 203).

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This commit is contained in:
Ben Laurie 2008-12-13 17:28:25 +00:00
parent 1f6e9bce21
commit 071920d9f6
1 changed files with 5 additions and 4 deletions
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9
engines/ccgost/gost_ameth.c
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@ -415,20 +415,21 @@ static int print_gost_01(BIO *out, const EVP_PKEY *pkey, int indent,
BN_print(out,key);
BIO_printf(out,"\n");
}
if (type >=1)
if (type >= 1)
{
BN_CTX *ctx = BN_CTX_new();
BIGNUM *X,*Y;
const EC_POINT *pubkey;
const EC_GROUP *group;
BN_CTX_start(ctx);
X= BN_CTX_get(ctx);
Y=BN_CTX_get(ctx);
if (!ctx)
{
GOSTerr(GOST_F_PRINT_GOST_01,ERR_R_MALLOC_FAILURE);
return 0;
}
BN_CTX_start(ctx);
X = BN_CTX_get(ctx);
Y = BN_CTX_get(ctx);
pubkey = EC_KEY_get0_public_key((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey));
group = EC_KEY_get0_group((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey));
if (!EC_POINT_get_affine_coordinates_GFp(group,pubkey,X,Y,ctx))