[xen staging] tools/xl: check return value of printf_info_one_json() in list_domains_details()

[patchbot@xxxxxxx]

commit d0193c6d6716784358e44d59556d6ad32e885cca
Author:     Roger Pau Monne <roger.pau@xxxxxxxxxx>
AuthorDate: Wed Oct 15 14:17:37 2025 +0200
Commit:     Roger Pau Monne <roger.pau@xxxxxxxxxx>
CommitDate: Thu Oct 16 17:20:32 2025 +0200

    tools/xl: check return value of printf_info_one_json() in 
list_domains_details()
    
    And return from the function early if printf_info_one_json() returns error.
    
    Reported by internal XenServer Coverity instance.
    
    Fixes: f6c6f2679d49 ("libxl: Convert libxl__object_to_json() to json-c")
    Signed-off-by: Roger Pau Monné <roger.pua@xxxxxxxxxx>
    Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Jason Andryuk <jason.andryuk@xxxxxxx>
    Release-Acked-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
---
 tools/xl/xl_info.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/xl/xl_info.c b/tools/xl/xl_info.c
index b1799dd8af..61243bd558 100644
--- a/tools/xl/xl_info.c
+++ b/tools/xl/xl_info.c
@@ -584,6 +584,8 @@ static void list_domains_details(const libxl_dominfo *info, 
int nb_domain)
 #ifdef HAVE_LIBJSONC
             json_object *jso_value;
             rc = printf_info_one_json(&jso_value, info[i].domid, &d_config);
+            if (rc)
+                goto out;
             json_object_array_add(jso, jso_value);
 #elif defined(HAVE_LIBYAJL)
             s = printf_info_one_json(hand, info[i].domid, &d_config);
--
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