Define the iterator in the for scope (#190)

Otherwise running two FOREACHes in the same scope won't work as it tries to redefine the variable.
elastic · May 2, 2024 · 62d0aff · 62d0aff
1 parent 02c7f0d
commit 62d0aff
Showing 1 changed file with 5 additions and 6 deletions.
diff --git a/GPL/Events/EbpfEventProto.h b/GPL/Events/EbpfEventProto.h
@@ -61,12 +61,11 @@ enum ebpf_varlen_field_type {
 
 // Convenience macro to iterate all the variable length fields in an event
 #define FOR_EACH_VARLEN_FIELD(vl_fields_start, cursor)                                             \
-    uint32_t __i = 0;                                                                              \
-    cursor       = (struct ebpf_varlen_field *)vl_fields_start.data;                               \
-    for (; __i < vl_fields_start.nfields;                                                          \
-         cursor = (struct ebpf_varlen_field *)((char *)cursor + cursor->size +                     \
-                                               sizeof(struct ebpf_varlen_field)),                  \
-         __i++)
+    cursor = (struct ebpf_varlen_field *)vl_fields_start.data;                                     \
+    for (uint32_t __i = 0; __i < vl_fields_start.nfields;                                          \
+         cursor       = (struct ebpf_varlen_field *)((char *)cursor + cursor->size +               \
+                                               sizeof(struct ebpf_varlen_field)),            \
+                  __i++)
 
 struct ebpf_varlen_fields_start {
     uint32_t nfields;