[Qemu-devel] [PATCH 17/18] block/sheepdog: Propagate errors to open and create methods

[Markus Armbruster <armbru@redhat.com>]

Completes the conversion to Error started in commit 015a103^..d5124c0.

Cc: MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 block/sheepdog.c | 30 +++++++-----------------------
 1 file changed, 7 insertions(+), 23 deletions(-)

diff --git a/block/sheepdog.c b/block/sheepdog.c
index 2cf192d..cd5981e 100644
--- a/block/sheepdog.c
+++ b/block/sheepdog.c
@@ -1391,8 +1391,7 @@ static int sd_open(BlockDriverState *bs, QDict *options, int flags,
     opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
     qemu_opts_absorb_qdict(opts, options, &local_err);
     if (local_err) {
-        qerror_report_err(local_err);
-        error_free(local_err);
+        error_propagate(errp, local_err);
         ret = -EINVAL;
         goto out;
     }
@@ -1415,18 +1414,14 @@ static int sd_open(BlockDriverState *bs, QDict *options, int flags,
     if (ret < 0) {
         goto out;
     }
-    s->fd = get_sheep_fd(s, &local_err);
+    s->fd = get_sheep_fd(s, errp);
     if (s->fd < 0) {
-        qerror_report_err(local_err);
-        error_free(local_err);
         ret = s->fd;
         goto out;
     }
 
-    ret = find_vdi_name(s, vdi, snapid, tag, &vid, true, &local_err);
+    ret = find_vdi_name(s, vdi, snapid, tag, &vid, true, errp);
     if (ret) {
-        qerror_report_err(local_err);
-        error_free(local_err);
         goto out;
     }
 
@@ -1445,10 +1440,8 @@ static int sd_open(BlockDriverState *bs, QDict *options, int flags,
         s->is_snapshot = true;
     }
 
-    fd = connect_to_sdog(s, &local_err);
+    fd = connect_to_sdog(s, errp);
     if (fd < 0) {
-        qerror_report_err(local_err);
-        error_free(local_err);
         ret = fd;
         goto out;
     }
@@ -1648,7 +1641,6 @@ static int sd_create(const char *filename, QEMUOptionParameter *options,
     char tag[SD_MAX_VDI_TAG_LEN];
     uint32_t snapid;
     bool prealloc = false;
-    Error *local_err = NULL;
 
     s = g_malloc0(sizeof(BDRVSheepdogState));
 
@@ -1710,10 +1702,8 @@ static int sd_create(const char *filename, QEMUOptionParameter *options,
 
         bs = NULL;
         ret = bdrv_open(&bs, backing_file, NULL, NULL, BDRV_O_PROTOCOL, NULL,
-                        &local_err);
+                        errp);
         if (ret < 0) {
-            qerror_report_err(local_err);
-            error_free(local_err);
             goto out;
         }
 
@@ -1729,19 +1719,13 @@ static int sd_create(const char *filename, QEMUOptionParameter *options,
         bdrv_unref(bs);
     }
 
-    ret = do_sd_create(s, &vid, 0, &local_err);
+    ret = do_sd_create(s, &vid, 0, errp);
     if (ret) {
-        qerror_report_err(local_err);
-        error_free(local_err);
         goto out;
     }
 
     if (prealloc) {
-        ret = sd_prealloc(filename, &local_err);
-        if (ret < 0) {
-            qerror_report_err(local_err);
-            error_free(local_err);
-        }
+        ret = sd_prealloc(filename, errp);
     }
 out:
     g_free(s);
-- 
1.8.1.4