diff mbox series

plugins: Ensure register handles are not NULL

Message ID 20240229-null-v1-1-e716501d981e@daynix.com (mailing list archive)
State New, archived
Headers show
Series plugins: Ensure register handles are not NULL | expand

Commit Message

Akihiko Odaki Feb. 29, 2024, 9:28 a.m. UTC 
Ensure register handles are not NULL so that a plugin can assume NULL is
invalid as a register handle.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
---
 plugins/api.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)


---
base-commit: bfe8020c814a30479a4241aaa78b63960655962b
change-id: 20240229-null-841efa023c93

Best regards,
diff mbox series

Patch

diff --git a/plugins/api.c b/plugins/api.c
index 81f43c9ce8a4..74e24f0697cd 100644
--- a/plugins/api.c
+++ b/plugins/api.c
@@ -442,7 +442,7 @@  static GArray *create_register_handles(GArray *gdbstub_regs)
         }
 
         /* Create a record for the plugin */
-        desc.handle = GINT_TO_POINTER(grd->gdb_reg);
+        desc.handle = GINT_TO_POINTER(grd->gdb_reg + 1);
         desc.name = g_intern_string(grd->name);
         desc.feature = g_intern_string(grd->feature_name);
         g_array_append_val(find_data, desc);
@@ -463,5 +463,5 @@  int qemu_plugin_read_register(struct qemu_plugin_register *reg, GByteArray *buf)
 {
     g_assert(current_cpu);
 
-    return gdb_read_register(current_cpu, buf, GPOINTER_TO_INT(reg));
+    return gdb_read_register(current_cpu, buf, GPOINTER_TO_INT(reg) - 1);
 }