[PATCH v1 22/59] block/vmdk.c: remove unneeded labels

Daniel Henrique Barboza posted 59 patches 6 years, 1 month ago
Maintainers: Aurelien Jarno <aurelien@aurel32.net>, Max Reitz <mreitz@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, Greg Kurz <groug@kaod.org>, Jason Wang <jasowang@redhat.com>, Corey Minyard <minyard@acm.org>, Aleksandar Markovic <amarkovic@wavecomp.com>, Kevin Wolf <kwolf@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, David Hildenbrand <david@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>, David Gibson <david@gibson.dropbear.id.au>, "Daniel P. Berrangé" <berrange@redhat.com>, Laurent Vivier <laurent@vivier.eu>, Wen Congyang <wencongyang2@huawei.com>, "Michael S. Tsirkin" <mst@redhat.com>, Cornelia Huck <cohuck@redhat.com>, "Richard W.M. Jones" <rjones@redhat.com>, Jeff Cody <codyprime@gmail.com>, Riku Voipio <riku.voipio@iki.fi>, Stefan Weil <sw@weilnetz.de>, Michael Roth <mdroth@linux.vnet.ibm.com>, Richard Henderson <rth@twiddle.net>, Eduardo Habkost <ehabkost@redhat.com>, Yuval Shaia <yuval.shaia.ml@gmail.com>, Fam Zheng <fam@euphon.net>, Xie Changlong <xiechanglong.d@gmail.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Halil Pasic <pasic@linux.ibm.com>, Juan Quintela <quintela@redhat.com>, John Snow <jsnow@redhat.com>, Dmitry Fleytman <dmitry.fleytman@gmail.com>, Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>, Christian Borntraeger <borntraeger@de.ibm.com>, Aleksandar Rikalo <aleksandar.rikalo@rt-rk.com>, "Gonglei (Arei)" <arei.gonglei@huawei.com>, Guan Xuetao <gxt@mprc.pku.edu.cn>, Paolo Bonzini <pbonzini@redhat.com>
[PATCH v1 22/59] block/vmdk.c: remove unneeded labels
Posted by Daniel Henrique Barboza 6 years, 1 month ago
'exit' label from vmdk_open_desc_file() can be replaced by
'return' calls with the appropriate value. Same thing with
the 'out' label from vmdk_co_create().

CC: Fam Zheng <fam@euphon.net>
CC: qemu-block@nongnu.org
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
 block/vmdk.c | 37 +++++++++++++------------------------
 1 file changed, 13 insertions(+), 24 deletions(-)

diff --git a/block/vmdk.c b/block/vmdk.c
index 20e909d997..d1491486de 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -1222,14 +1222,12 @@ out:
 static int vmdk_open_desc_file(BlockDriverState *bs, int flags, char *buf,
                                QDict *options, Error **errp)
 {
-    int ret;
     char ct[128];
     BDRVVmdkState *s = bs->opaque;
 
     if (vmdk_parse_description(buf, "createType", ct, sizeof(ct))) {
         error_setg(errp, "invalid VMDK image descriptor");
-        ret = -EINVAL;
-        goto exit;
+        return -EINVAL;
     }
     if (strcmp(ct, "monolithicFlat") &&
         strcmp(ct, "vmfs") &&
@@ -1238,14 +1236,11 @@ static int vmdk_open_desc_file(BlockDriverState *bs, int flags, char *buf,
         strcmp(ct, "twoGbMaxExtentSparse") &&
         strcmp(ct, "twoGbMaxExtentFlat")) {
         error_setg(errp, "Unsupported image type '%s'", ct);
-        ret = -ENOTSUP;
-        goto exit;
+        return -ENOTSUP;
     }
     s->create_type = g_strdup(ct);
     s->desc_offset = 0;
-    ret = vmdk_parse_extents(buf, bs, options, errp);
-exit:
-    return ret;
+    return vmdk_parse_extents(buf, bs, options, errp);
 }
 
 static int vmdk_open(BlockDriverState *bs, QDict *options, int flags,
@@ -2738,7 +2733,6 @@ static BlockBackend *vmdk_co_create_cb(int64_t size, int idx,
 static int coroutine_fn vmdk_co_create(BlockdevCreateOptions *create_options,
                                        Error **errp)
 {
-    int ret;
     BlockdevCreateOptionsVmdk *opts;
 
     opts = &create_options->u.vmdk;
@@ -2746,23 +2740,18 @@ static int coroutine_fn vmdk_co_create(BlockdevCreateOptions *create_options,
     /* Validate options */
     if (!QEMU_IS_ALIGNED(opts->size, BDRV_SECTOR_SIZE)) {
         error_setg(errp, "Image size must be a multiple of 512 bytes");
-        ret = -EINVAL;
-        goto out;
+        return -EINVAL;
     }
 
-    ret = vmdk_co_do_create(opts->size,
-                            opts->subformat,
-                            opts->adapter_type,
-                            opts->backing_file,
-                            opts->hwversion,
-                            false,
-                            opts->zeroed_grain,
-                            vmdk_co_create_cb,
-                            opts, errp);
-    return ret;
-
-out:
-    return ret;
+    return vmdk_co_do_create(opts->size,
+                             opts->subformat,
+                             opts->adapter_type,
+                             opts->backing_file,
+                             opts->hwversion,
+                             false,
+                             opts->zeroed_grain,
+                             vmdk_co_create_cb,
+                             opts, errp);
 }
 
 static void vmdk_close(BlockDriverState *bs)
-- 
2.24.1