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-rw-r--r--src/pki_crypto.c5
-rw-r--r--src/pki_gcrypt.c4
2 files changed, 6 insertions, 3 deletions
diff --git a/src/pki_crypto.c b/src/pki_crypto.c
index 147b203..3e53a3c 100644
--- a/src/pki_crypto.c
+++ b/src/pki_crypto.c
@@ -523,7 +523,7 @@ static ssh_string _RSA_do_sign(const unsigned char *payload,
ssh_string pki_signature_to_blob(const ssh_signature sig)
{
char buffer[40] = {0};
- ssh_string sig_blob;
+ ssh_string sig_blob = NULL;
ssh_string r;
ssh_string s;
@@ -560,7 +560,8 @@ ssh_string pki_signature_to_blob(const ssh_signature sig)
sig_blob = string_copy(sig->rsa_sig);
case SSH_KEYTYPE_ECDSA:
case SSH_KEYTYPE_UNKNOWN:
- break;
+ ssh_pki_log("Unknown signature key type: %d", sig->type);
+ return NULL;
}
return sig_blob;
diff --git a/src/pki_gcrypt.c b/src/pki_gcrypt.c
index c7402ee..1bcfae2 100644
--- a/src/pki_gcrypt.c
+++ b/src/pki_gcrypt.c
@@ -1173,7 +1173,7 @@ ssh_string pki_signature_to_blob(const ssh_signature sig)
const char *s = NULL;
gcry_sexp_t sexp;
size_t size = 0;
- ssh_string sig_blob;
+ ssh_string sig_blob = NULL;
switch(sig->type) {
case SSH_KEYTYPE_DSS:
@@ -1224,6 +1224,8 @@ ssh_string pki_signature_to_blob(const ssh_signature sig)
break;
case SSH_KEYTYPE_ECDSA:
case SSH_KEYTYPE_UNKNOWN:
+ ssh_pki_log("Unknown signature key type: %d", sig->type);
+ return NULL;
break;
}