Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2020-07-07-v2' into staging

Error reporting patches patches for 2020-07-07

# gpg: Signature made Fri 10 Jul 2020 14:24:42 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-error-2020-07-07-v2: (53 commits)
  xen: Use ERRP_GUARD()
  nbd: Use ERRP_GUARD()
  virtio-9p: Use ERRP_GUARD()
  fw_cfg: Use ERRP_GUARD()
  pflash: Use ERRP_GUARD()
  sd: Use ERRP_GUARD()
  scripts: Coccinelle script to use ERRP_GUARD()
  error: New macro ERRP_GUARD()
  hmp: Ignore Error objects where the return value suffices
  qdev: Ignore Error objects where the return value suffices
  qemu-img: Ignore Error objects where the return value suffices
  error: Avoid error_propagate() after migrate_add_blocker()
  qapi: Purge error_propagate() from QAPI core
  qapi: Smooth visitor error checking in generated code
  qapi: Smooth another visitor error checking pattern
  block/parallels: Simplify parallels_open() after previous commit
  error: Reduce unnecessary error propagation
  error: Eliminate error_propagate() manually
  error: Eliminate error_propagate() with Coccinelle, part 2
  error: Eliminate error_propagate() with Coccinelle, part 1
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 13 insertions, 13 deletions

diff --git a/include/qapi/visitor-impl.h b/include/qapi/visitor-impl.h
index 98dc533d39..7362c043be 100644
--- a/include/qapi/visitor-impl.h
+++ b/include/qapi/visitor-impl.h
@@ -48,31 +48,31 @@ struct Visitor
      */
 
     /* Must be set to visit structs */
-    void (*start_struct)(Visitor *v, const char *name, void **obj,
+    bool (*start_struct)(Visitor *v, const char *name, void **obj,
                          size_t size, Error **errp);
 
     /* Optional; intended for input visitors */
-    void (*check_struct)(Visitor *v, Error **errp);
+    bool (*check_struct)(Visitor *v, Error **errp);
 
     /* Must be set to visit structs */
     void (*end_struct)(Visitor *v, void **obj);
 
     /* Must be set; implementations may require @list to be non-null,
      * but must document it. */
-    void (*start_list)(Visitor *v, const char *name, GenericList **list,
+    bool (*start_list)(Visitor *v, const char *name, GenericList **list,
                        size_t size, Error **errp);
 
     /* Must be set */
     GenericList *(*next_list)(Visitor *v, GenericList *tail, size_t size);
 
     /* Optional; intended for input visitors */
-    void (*check_list)(Visitor *v, Error **errp);
+    bool (*check_list)(Visitor *v, Error **errp);
 
     /* Must be set */
     void (*end_list)(Visitor *v, void **list);
 
     /* Must be set by input and clone visitors to visit alternates */
-    void (*start_alternate)(Visitor *v, const char *name,
+    bool (*start_alternate)(Visitor *v, const char *name,
                             GenericAlternate **obj, size_t size,
                             Error **errp);
 
@@ -80,33 +80,33 @@ struct Visitor
     void (*end_alternate)(Visitor *v, void **obj);
 
     /* Must be set */
-    void (*type_int64)(Visitor *v, const char *name, int64_t *obj,
+    bool (*type_int64)(Visitor *v, const char *name, int64_t *obj,
                        Error **errp);
 
     /* Must be set */
-    void (*type_uint64)(Visitor *v, const char *name, uint64_t *obj,
+    bool (*type_uint64)(Visitor *v, const char *name, uint64_t *obj,
                         Error **errp);
 
     /* Optional; fallback is type_uint64() */
-    void (*type_size)(Visitor *v, const char *name, uint64_t *obj,
+    bool (*type_size)(Visitor *v, const char *name, uint64_t *obj,
                       Error **errp);
 
     /* Must be set */
-    void (*type_bool)(Visitor *v, const char *name, bool *obj, Error **errp);
+    bool (*type_bool)(Visitor *v, const char *name, bool *obj, Error **errp);
 
     /* Must be set */
-    void (*type_str)(Visitor *v, const char *name, char **obj, Error **errp);
+    bool (*type_str)(Visitor *v, const char *name, char **obj, Error **errp);
 
     /* Must be set to visit numbers */
-    void (*type_number)(Visitor *v, const char *name, double *obj,
+    bool (*type_number)(Visitor *v, const char *name, double *obj,
                         Error **errp);
 
     /* Must be set to visit arbitrary QTypes */
-    void (*type_any)(Visitor *v, const char *name, QObject **obj,
+    bool (*type_any)(Visitor *v, const char *name, QObject **obj,
                      Error **errp);
 
     /* Must be set to visit explicit null values.  */
-    void (*type_null)(Visitor *v, const char *name, QNull **obj,
+    bool (*type_null)(Visitor *v, const char *name, QNull **obj,
                       Error **errp);
 
     /* Must be set for input visitors to visit structs, optional otherwise.