thunk.c:91:32: warning: Call to 'malloc' has an allocation size of 0 bytes
        se->field_offsets[i] = malloc(nb_fields * sizeof(int));
                               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Reported-by: Clang Static Analyzer
Signed-off-by: Philippe Mathieu-Daudé <f4...@amsat.org>
---
 thunk.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/thunk.c b/thunk.c
index 2dac36666d..d1c5e221f5 100644
--- a/thunk.c
+++ b/thunk.c
@@ -67,7 +67,6 @@ void thunk_register_struct(int id, const char *name, const 
argtype *types)
     int nb_fields, offset, max_align, align, size, i, j;
 
     assert(id < max_struct_entries);
-    se = struct_entries + id;
 
     /* first we count the number of fields */
     type_ptr = types;
@@ -76,6 +75,10 @@ void thunk_register_struct(int id, const char *name, const 
argtype *types)
         type_ptr = thunk_type_next(type_ptr);
         nb_fields++;
     }
+    if (!nb_fields) {
+        return;
+    }
+    se = struct_entries + id;
     se->field_types = types;
     se->nb_fields = nb_fields;
     se->name = name;
-- 
2.13.3


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