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pki_crypto: Fix possible memory leak on error

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CID #1409680

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit 72498bac5f)
This commit is contained in:
Andreas Schneider
2020-01-23 09:15:29 +01:00
parent 112e32ba86
commit 402c922a9e
1 changed files with 4 additions and 3 deletions
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7
src/pki_crypto.c
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@@ -1569,9 +1569,9 @@ static int pki_signature_from_rsa_blob(const ssh_key pubkey,
ssh_signature sig) ssh_signature sig)
{ {
uint32_t pad_len = 0; uint32_t pad_len = 0;
char *blob_orig; char *blob_orig = NULL;
char *blob_padded_data; char *blob_padded_data = NULL;
ssh_string sig_blob_padded; ssh_string sig_blob_padded = NULL;
size_t rsalen = 0; size_t rsalen = 0;
size_t len = ssh_string_len(sig_blob); size_t len = ssh_string_len(sig_blob);
@@ -1629,6 +1629,7 @@ static int pki_signature_from_rsa_blob(const ssh_key pubkey,
return SSH_OK; return SSH_OK;
errout: errout:
SSH_STRING_FREE(sig_blob_padded);
return SSH_ERROR; return SSH_ERROR;
} }