util: storagefile: Simplify cleanup handling in virStorageSourceParseBackingURI

Automatically clean the 'uri' variable and get rid of the 'cleanup'
label.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2019-08-15 16:06:51 +02:00
parent 5a8de41e0f
commit e8578b245b

View File

@ -2664,32 +2664,31 @@ static int
virStorageSourceParseBackingURI(virStorageSourcePtr src,
const char *uristr)
{
virURIPtr uri = NULL;
VIR_AUTOPTR(virURI) uri = NULL;
const char *path = NULL;
int ret = -1;
VIR_AUTOSTRINGLIST scheme = NULL;
if (!(uri = virURIParse(uristr))) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("failed to parse backing file location '%s'"),
uristr);
goto cleanup;
return -1;
}
if (VIR_ALLOC(src->hosts) < 0)
goto cleanup;
return -1;
src->nhosts = 1;
if (!(scheme = virStringSplit(uri->scheme, "+", 2)))
goto cleanup;
return -1;
if (!scheme[0] ||
(src->protocol = virStorageNetProtocolTypeFromString(scheme[0])) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("invalid backing protocol '%s'"),
NULLSTR(scheme[0]));
goto cleanup;
return -1;
}
if (scheme[1] &&
@ -2697,13 +2696,13 @@ virStorageSourceParseBackingURI(virStorageSourcePtr src,
virReportError(VIR_ERR_INTERNAL_ERROR,
_("invalid protocol transport type '%s'"),
scheme[1]);
goto cleanup;
return -1;
}
/* handle socket stored as a query */
if (uri->query) {
if (VIR_STRDUP(src->hosts->socket, STRSKIP(uri->query, "socket=")) < 0)
goto cleanup;
return -1;
}
/* XXX We currently don't support auth, so don't bother parsing it */
@ -2725,7 +2724,7 @@ virStorageSourceParseBackingURI(virStorageSourcePtr src,
path = NULL;
if (VIR_STRDUP(src->path, path) < 0)
goto cleanup;
return -1;
if (src->protocol == VIR_STORAGE_NET_PROTOCOL_GLUSTER) {
char *tmp;
@ -2733,7 +2732,7 @@ virStorageSourceParseBackingURI(virStorageSourcePtr src,
if (!src->path) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("missing volume name and path for gluster volume"));
goto cleanup;
return -1;
}
if (!(tmp = strchr(src->path, '/')) ||
@ -2741,13 +2740,13 @@ virStorageSourceParseBackingURI(virStorageSourcePtr src,
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("missing volume name or file name in "
"gluster source path '%s'"), src->path);
goto cleanup;
return -1;
}
src->volume = src->path;
if (VIR_STRDUP(src->path, tmp + 1) < 0)
goto cleanup;
return -1;
tmp[0] = '\0';
}
@ -2755,13 +2754,9 @@ virStorageSourceParseBackingURI(virStorageSourcePtr src,
src->hosts->port = uri->port;
if (VIR_STRDUP(src->hosts->name, uri->server) < 0)
goto cleanup;
return -1;
ret = 0;
cleanup:
virURIFree(uri);
return ret;
return 0;
}