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Only cleanse sbuf if it is not NULL.

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PR#2339
This commit is contained in:
Dr. Stephen Henson 2014-07-05 22:32:39 +01:00
parent 114216bca0
commit 6ea511211c
1 changed files with 5 additions and 2 deletions
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7
fips/rsa/fips_rsa_sign.c
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@ -288,8 +288,11 @@ int FIPS_rsa_sign_digest(RSA *rsa, const unsigned char *md, int md_len,
*siglen=j;
}
psserr:
OPENSSL_cleanse(sbuf, i);
OPENSSL_free(sbuf);
if (sbuf)
{
OPENSSL_cleanse(sbuf, i);
OPENSSL_free(sbuf);
}
return ret;
}