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Use m_burn rather than memset

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This commit is contained in:
Thorsten Horstmann 2015-02-24 22:48:14 +08:00
parent c5f3c550a6
commit 59bb1777be
1 changed files with 4 additions and 6 deletions
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10
keyimport.c
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@ -464,17 +464,16 @@ static struct openssh_key *load_openssh_key(const char *filename)
goto error;
}
memset(buffer, 0, sizeof(buffer));
m_burn(buffer, sizeof(buffer));
return ret;
error:
memset(buffer, 0, sizeof(buffer));
m_burn(buffer, sizeof(buffer));
if (ret) {
if (ret->keyblob) {
memset(ret->keyblob, 0, ret->keyblob_size);
m_burn(ret->keyblob, ret->keyblob_size);
m_free(ret->keyblob);
}
memset(&ret, 0, sizeof(ret));
m_free(ret);
}
if (fp) {
@ -494,9 +493,8 @@ static int openssh_encrypted(const char *filename)
if (!key)
return 0;
ret = key->encrypted;
memset(key->keyblob, 0, key->keyblob_size);
m_burn(key->keyblob, key->keyblob_size);
m_free(key->keyblob);
memset(&key, 0, sizeof(key));
m_free(key);
return ret;
}