diff options
Diffstat (limited to 'sshkey.c')
| -rw-r--r-- | sshkey.c | 40 |
1 files changed, 24 insertions, 16 deletions
@@ -1,4 +1,4 @@ -/* $OpenBSD: sshkey.c,v 1.31 2015/12/11 04:21:12 mmcc Exp $ */ +/* $OpenBSD: sshkey.c,v 1.32 2016/04/09 12:39:30 djm Exp $ */ /* * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved. * Copyright (c) 2008 Alexander von Gernler. All rights reserved. @@ -1966,7 +1966,8 @@ sshkey_from_blob_internal(struct sshbuf *b, struct sshkey **keyp, #ifdef DEBUG_PK /* XXX */ sshbuf_dump(b, stderr); #endif - *keyp = NULL; + if (keyp != NULL) + *keyp = NULL; if ((copy = sshbuf_fromb(b)) == NULL) { ret = SSH_ERR_ALLOC_FAIL; goto out; @@ -2121,8 +2122,10 @@ sshkey_from_blob_internal(struct sshbuf *b, struct sshkey **keyp, goto out; } ret = 0; - *keyp = key; - key = NULL; + if (keyp != NULL) { + *keyp = key; + key = NULL; + } out: sshbuf_free(copy); sshkey_free(key); @@ -3631,12 +3634,10 @@ sshkey_parse_public_rsa1_fileblob(struct sshbuf *blob, /* The encrypted private part is not parsed by this function. */ r = 0; - if (keyp != NULL) + if (keyp != NULL) { *keyp = pub; - else - sshkey_free(pub); - pub = NULL; - + pub = NULL; + } out: sshbuf_free(copy); sshkey_free(pub); @@ -3657,7 +3658,8 @@ sshkey_parse_private_rsa1(struct sshbuf *blob, const char *passphrase, const struct sshcipher *cipher; struct sshkey *prv = NULL; - *keyp = NULL; + if (keyp != NULL) + *keyp = NULL; if (commentp != NULL) *commentp = NULL; @@ -3743,8 +3745,10 @@ sshkey_parse_private_rsa1(struct sshbuf *blob, const char *passphrase, goto out; } r = 0; - *keyp = prv; - prv = NULL; + if (keyp != NULL) { + *keyp = prv; + prv = NULL; + } if (commentp != NULL) { *commentp = comment; comment = NULL; @@ -3769,7 +3773,8 @@ sshkey_parse_private_pem_fileblob(struct sshbuf *blob, int type, BIO *bio = NULL; int r; - *keyp = NULL; + if (keyp != NULL) + *keyp = NULL; if ((bio = BIO_new(BIO_s_mem())) == NULL || sshbuf_len(blob) > INT_MAX) return SSH_ERR_ALLOC_FAIL; @@ -3838,8 +3843,10 @@ sshkey_parse_private_pem_fileblob(struct sshbuf *blob, int type, goto out; } r = 0; - *keyp = prv; - prv = NULL; + if (keyp != NULL) { + *keyp = prv; + prv = NULL; + } out: BIO_free(bio); if (pk != NULL) @@ -3853,7 +3860,8 @@ int sshkey_parse_private_fileblob_type(struct sshbuf *blob, int type, const char *passphrase, struct sshkey **keyp, char **commentp) { - *keyp = NULL; + if (keyp != NULL) + *keyp = NULL; if (commentp != NULL) *commentp = NULL; |