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rpc: use g_strdup instead of VIR_STRDUP

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Replace all occurrences of
  if (VIR_STRDUP(a, b) < 0)
     /* effectively dead code */
with:
  a = g_strdup(b);

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Ján Tomko 2019-10-20 13:49:46 +02:00
parent b2d079c113
commit 45bf10ba1d
9 changed files with 49 additions and 97 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
src/rpc/gendispatch.pl
View File

@ -773,10 +773,9 @@ elsif ($mode eq "server") {
# SPECIAL: virConnectGetType returns a constant string that must
# not be freed. Therefore, duplicate the string here.
push(@vars_list, "const char *$1");
push(@ret_list, "/* We have to VIR_STRDUP because remoteDispatchClientRequest will");
push(@ret_list, "/* We have to g_strdup because remoteDispatchClientRequest will");
push(@ret_list, " * free this string after it's been serialised. */");
push(@ret_list, "if (VIR_STRDUP(ret->type, type) < 0)");
push(@ret_list, " goto cleanup;");
push(@ret_list, "ret->type = g_strdup(type);");
} else {
push(@vars_list, "char *$1");
push(@ret_list, "ret->$1 = $1;");
@ -795,8 +794,7 @@ elsif ($mode eq "server") {
"if (VIR_ALLOC($1_p) < 0)\n" .
" goto cleanup;\n" .
"\n" .
" if (VIR_STRDUP(*$1_p, $1) < 0)\n".
" goto cleanup;\n");
" *$1_p = g_strdup($1);\n");
$single_ret_var = $1;
$single_ret_by_ref = 0;
@ -1936,17 +1934,11 @@ elsif ($mode eq "client") {
if ($single_ret_as_list) {
print " /* This call is caller-frees (although that isn't clear from\n";
print " * the documentation). However xdr_free will free up both the\n";
print " * names and the list of pointers, so we have to VIR_STRDUP the\n";
print " * names and the list of pointers, so we have to g_strdup the\n";
print " * names here. */\n";
print " for (i = 0; i < ret.$single_ret_list_name.${single_ret_list_name}_len; ++i) {\n";
print " if (VIR_STRDUP(${single_ret_list_name}[i],\n";
print " ret.$single_ret_list_name.${single_ret_list_name}_val[i]) < 0) {\n";
print " size_t j;\n";
print " for (j = 0; j < i; j++)\n";
print " VIR_FREE(${single_ret_list_name}[j]);\n";
print "\n";
print " goto cleanup;\n";
print " }\n";
print " ${single_ret_list_name}[i] = \n";
print " g_strdup(ret.$single_ret_list_name.${single_ret_list_name}_val[i]);\n";
print " }\n";
print "\n";
} elsif ($modern_ret_as_list) {

15
src/rpc/virnetclient.c
View File

@ -316,8 +316,7 @@ static virNetClientPtr virNetClientNew(virNetSocketPtr sock,
client->wakeupSendFD = wakeupFD[1];
wakeupFD[0] = wakeupFD[1] = -1;
if (VIR_STRDUP(client->hostname, hostname) < 0)
goto error;
client->hostname = g_strdup(hostname);
PROBE(RPC_CLIENT_NEW,
"client=%p sock=%p",
@ -454,8 +453,7 @@ virNetClientPtr virNetClientNewLibSSH2(const char *host,
/* Use default paths for known hosts an public keys if not provided */
if (knownHostsPath) {
if (VIR_STRDUP(knownhosts, knownHostsPath) < 0)
goto cleanup;
knownhosts = g_strdup(knownHostsPath);
} else {
confdir = virGetUserConfigDirectory();
if (confdir) {
@ -466,8 +464,7 @@ virNetClientPtr virNetClientNewLibSSH2(const char *host,
}
if (privkeyPath) {
if (VIR_STRDUP(privkey, privkeyPath) < 0)
goto cleanup;
privkey = g_strdup(privkeyPath);
} else {
homedir = virGetUserDirectory();
if (homedir) {
@ -565,8 +562,7 @@ virNetClientPtr virNetClientNewLibssh(const char *host,
/* Use default paths for known hosts an public keys if not provided */
if (knownHostsPath) {
if (VIR_STRDUP(knownhosts, knownHostsPath) < 0)
goto cleanup;
knownhosts = g_strdup(knownHostsPath);
} else {
confdir = virGetUserConfigDirectory();
if (confdir) {
@ -576,8 +572,7 @@ virNetClientPtr virNetClientNewLibssh(const char *host,
}
if (privkeyPath) {
if (VIR_STRDUP(privkey, privkeyPath) < 0)
goto cleanup;
privkey = g_strdup(privkeyPath);
} else {
homedir = virGetUserDirectory();
if (homedir) {

19
src/rpc/virnetlibsshsession.c
View File

@ -1052,11 +1052,8 @@ virNetLibsshSessionAuthAddPrivKeyAuth(virNetLibsshSessionPtr sess,
virObjectLock(sess);
if (VIR_STRDUP(file, keyfile) < 0 ||
VIR_STRDUP(pass, password) < 0) {
ret = -1;
goto error;
}
file = g_strdup(keyfile);
pass = g_strdup(password);
if (!(auth = virNetLibsshSessionAuthMethodNew(sess))) {
ret = -1;
@ -1114,8 +1111,7 @@ virNetLibsshSessionSetChannelCommand(virNetLibsshSessionPtr sess,
VIR_FREE(sess->channelCommand);
if (VIR_STRDUP(sess->channelCommand, command) < 0)
ret = -1;
sess->channelCommand = g_strdup(command);
virObjectUnlock(sess);
return ret;
@ -1135,8 +1131,7 @@ virNetLibsshSessionSetHostKeyVerification(virNetLibsshSessionPtr sess,
VIR_FREE(sess->hostname);
if (VIR_STRDUP(sess->hostname, hostname) < 0)
goto error;
sess->hostname = g_strdup(hostname);
/* set the hostname */
if (ssh_options_set(sess->session, SSH_OPTIONS_HOST, sess->hostname) < 0)
@ -1156,8 +1151,7 @@ virNetLibsshSessionSetHostKeyVerification(virNetLibsshSessionPtr sess,
goto error;
VIR_FREE(sess->knownHostsFile);
if (VIR_STRDUP(sess->knownHostsFile, hostsfile) < 0)
goto error;
sess->knownHostsFile = g_strdup(hostsfile);
} else {
/* libssh does not support trying no known_host file at all:
* hence use /dev/null here, without storing it as file */
@ -1191,8 +1185,7 @@ virNetLibsshSessionPtr virNetLibsshSessionNew(const char *username)
goto error;
}
if (VIR_STRDUP(sess->username, username) < 0)
goto error;
sess->username = g_strdup(username);
VIR_DEBUG("virNetLibsshSessionPtr: %p, ssh_session: %p",
sess, sess->session);

26
src/rpc/virnetmessage.c
View File

@ -523,28 +523,22 @@ void virNetMessageSaveError(virNetMessageErrorPtr rerr)
if (verr) {
rerr->code = verr->code;
rerr->domain = verr->domain;
if (verr->message && VIR_ALLOC(rerr->message) == 0 &&
VIR_STRDUP_QUIET(*rerr->message, verr->message) < 0)
VIR_FREE(rerr->message);
if (verr->message && VIR_ALLOC(rerr->message) == 0)
*rerr->message = g_strdup(verr->message);
rerr->level = verr->level;
if (verr->str1 && VIR_ALLOC(rerr->str1) == 0 &&
VIR_STRDUP_QUIET(*rerr->str1, verr->str1) < 0)
VIR_FREE(rerr->str1);
if (verr->str2 && VIR_ALLOC(rerr->str2) == 0 &&
VIR_STRDUP_QUIET(*rerr->str2, verr->str2) < 0)
VIR_FREE(rerr->str2);
if (verr->str3 && VIR_ALLOC(rerr->str3) == 0 &&
VIR_STRDUP_QUIET(*rerr->str3, verr->str3) < 0)
VIR_FREE(rerr->str3);
if (verr->str1 && VIR_ALLOC(rerr->str1) == 0)
*rerr->str1 = g_strdup(verr->str1);
if (verr->str2 && VIR_ALLOC(rerr->str2) == 0)
*rerr->str2 = g_strdup(verr->str2);
if (verr->str3 && VIR_ALLOC(rerr->str3) == 0)
*rerr->str3 = g_strdup(verr->str3);
rerr->int1 = verr->int1;
rerr->int2 = verr->int2;
} else {
rerr->code = VIR_ERR_INTERNAL_ERROR;
rerr->domain = VIR_FROM_RPC;
if (VIR_ALLOC_QUIET(rerr->message) == 0 &&
VIR_STRDUP_QUIET(*rerr->message,
_("Library function returned error but did not set virError")) < 0)
VIR_FREE(rerr->message);
if (VIR_ALLOC_QUIET(rerr->message) == 0)
*rerr->message = g_strdup(_("Library function returned error but did not set virError"));
rerr->level = VIR_ERR_ERROR;
}
}

3
src/rpc/virnetserver.c
View File

@ -365,8 +365,7 @@ virNetServerPtr virNetServerNew(const char *name,
srv)))
goto error;
if (VIR_STRDUP(srv->name, name) < 0)
goto error;
srv->name = g_strdup(name);
srv->next_client_id = next_client_id;
srv->nclients_max = max_clients;

3
src/rpc/virnetserverclient.c
View File

@ -1665,8 +1665,7 @@ virNetServerClientGetInfo(virNetServerClientPtr client,
goto cleanup;
}
if (VIR_STRDUP(*sock_addr, addr) < 0)
goto cleanup;
*sock_addr = g_strdup(addr);
if (!client->identity) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",

9
src/rpc/virnetsocket.c
View File

@ -999,8 +999,7 @@ virNetSocketNewConnectLibSSH2(const char *host,
if (virNetSSHSessionSetChannelCommand(sess, command) != 0)
goto error;
if (VIR_STRDUP(authMethodsCopy, authMethods) < 0)
goto error;
authMethodsCopy = g_strdup(authMethods);
authMethodNext = authMethodsCopy;
@ -1134,8 +1133,7 @@ virNetSocketNewConnectLibssh(const char *host,
if (virNetLibsshSessionSetChannelCommand(sess, command) != 0)
goto error;
if (VIR_STRDUP(authMethodsCopy, authMethods) < 0)
goto error;
authMethodsCopy = g_strdup(authMethods);
authMethodNext = authMethodsCopy;
@ -1635,8 +1633,7 @@ int virNetSocketGetSELinuxContext(virNetSocketPtr sock,
goto cleanup;
}
if (VIR_STRDUP(*context, seccon) < 0)
goto cleanup;
*context = g_strdup(seccon);
ret = 0;
cleanup:

30
src/rpc/virnetsshsession.c
View File

@ -232,10 +232,7 @@ virNetSSHKbIntCb(const char *name G_GNUC_UNUSED,
/* fill data structures for auth callback */
for (i = 0; i < num_prompts; i++) {
char *prompt;
if (VIR_STRDUP(prompt, prompts[i].text) < 0) {
priv->authCbErr = VIR_NET_SSH_AUTHCB_OOM;
goto cleanup;
}
prompt = g_strdup(prompts[i].text);
askcred[i].prompt = prompt;
/* remove colon and trailing spaces from prompts, as default behavior
@ -1018,8 +1015,7 @@ virNetSSHSessionAuthAddPasswordAuth(virNetSSHSessionPtr sess,
"ssh", NULL, sess->hostname)))
goto error;
} else {
if (VIR_STRDUP(user, username) < 0)
goto error;
user = g_strdup(username);
}
virObjectLock(sess);
@ -1055,8 +1051,7 @@ virNetSSHSessionAuthAddAgentAuth(virNetSSHSessionPtr sess,
virObjectLock(sess);
if (VIR_STRDUP(user, username) < 0)
goto error;
user = g_strdup(username);
if (!(auth = virNetSSHSessionAuthMethodNew(sess)))
goto error;
@ -1094,10 +1089,9 @@ virNetSSHSessionAuthAddPrivKeyAuth(virNetSSHSessionPtr sess,
virObjectLock(sess);
if (VIR_STRDUP(user, username) < 0 ||
VIR_STRDUP(file, keyfile) < 0 ||
VIR_STRDUP(pass, password) < 0)
goto error;
user = g_strdup(username);
file = g_strdup(keyfile);
pass = g_strdup(password);
if (!(auth = virNetSSHSessionAuthMethodNew(sess)))
goto error;
@ -1135,8 +1129,7 @@ virNetSSHSessionAuthAddKeyboardAuth(virNetSSHSessionPtr sess,
virObjectLock(sess);
if (VIR_STRDUP(user, username) < 0)
goto error;
user = g_strdup(username);
if (!(auth = virNetSSHSessionAuthMethodNew(sess)))
goto error;
@ -1164,8 +1157,7 @@ virNetSSHSessionSetChannelCommand(virNetSSHSessionPtr sess,
VIR_FREE(sess->channelCommand);
if (VIR_STRDUP(sess->channelCommand, command) < 0)
ret = -1;
sess->channelCommand = g_strdup(command);
virObjectUnlock(sess);
return ret;
@ -1188,8 +1180,7 @@ virNetSSHSessionSetHostKeyVerification(virNetSSHSessionPtr sess,
VIR_FREE(sess->hostname);
if (VIR_STRDUP(sess->hostname, hostname) < 0)
goto error;
sess->hostname = g_strdup(hostname);
/* load the known hosts file */
if (hostsfile) {
@ -1213,8 +1204,7 @@ virNetSSHSessionSetHostKeyVerification(virNetSSHSessionPtr sess,
/* set filename only if writing to the known hosts file is requested */
if (!(flags & VIR_NET_SSH_HOSTKEY_FILE_READONLY)) {
VIR_FREE(sess->knownHostsFile);
if (VIR_STRDUP(sess->knownHostsFile, hostsfile) < 0)
goto error;
sess->knownHostsFile = g_strdup(hostsfile);
}
}

21
src/rpc/virnettlscontext.c
View File

@ -702,8 +702,7 @@ static virNetTLSContextPtr virNetTLSContextNew(const char *cacert,
if (!(ctxt = virObjectLockableNew(virNetTLSContextClass)))
return NULL;
if (VIR_STRDUP(ctxt->priority, priority) < 0)
goto error;
ctxt->priority = g_strdup(priority);
err = gnutls_certificate_allocate_credentials(&ctxt->x509cred);
if (err) {
@ -863,23 +862,19 @@ static int virNetTLSContextLocateCredentials(const char *pkipath,
*/
if (!*cacert) {
VIR_DEBUG("Using default TLS CA certificate path");
if (VIR_STRDUP(*cacert, LIBVIRT_CACERT) < 0)
goto error;
*cacert = g_strdup(LIBVIRT_CACERT);
}
if (!*cacrl) {
VIR_DEBUG("Using default TLS CA revocation list path");
if (VIR_STRDUP(*cacrl, LIBVIRT_CACRL) < 0)
goto error;
*cacrl = g_strdup(LIBVIRT_CACRL);
}
if (!*key && !*cert) {
VIR_DEBUG("Using default TLS key/certificate path");
if (VIR_STRDUP(*key, isServer ? LIBVIRT_SERVERKEY : LIBVIRT_CLIENTKEY) < 0)
goto error;
*key = g_strdup(isServer ? LIBVIRT_SERVERKEY : LIBVIRT_CLIENTKEY);
if (VIR_STRDUP(*cert, isServer ? LIBVIRT_SERVERCERT : LIBVIRT_CLIENTCERT) < 0)
goto error;
*cert = g_strdup(isServer ? LIBVIRT_SERVERCERT : LIBVIRT_CLIENTCERT);
}
VIR_FREE(user_pki_path);
@ -1058,8 +1053,7 @@ static int virNetTLSContextValidCertificate(virNetTLSContextPtr ctxt,
"[session]", gnutls_strerror(ret));
goto authfail;
}
if (VIR_STRDUP(sess->x509dname, dname) < 0)
goto authfail;
sess->x509dname = g_strdup(dname);
VIR_DEBUG("Peer DN is %s", dname);
if (virNetTLSContextCheckCertDN(cert, "[session]", sess->hostname, dname,
@ -1195,8 +1189,7 @@ virNetTLSSessionPtr virNetTLSSessionNew(virNetTLSContextPtr ctxt,
if (!(sess = virObjectLockableNew(virNetTLSSessionClass)))
return NULL;
if (VIR_STRDUP(sess->hostname, hostname) < 0)
goto error;
sess->hostname = g_strdup(hostname);
if ((err = gnutls_init(&sess->session,
ctxt->isServer ? GNUTLS_SERVER : GNUTLS_CLIENT)) != 0) {