Fix clang-21 -Wuninitialized-const-pointer

pfs_get_thread_file_name_locker_v1(): Note that the last parameter
is unused. Let us pass it as NULL to avoid the warning.

Author: dr-m

include/mysql/psi/mysql_file.h

@@ -775,7 +775,7 @@ inline_mysql_file_stat(
 #ifdef HAVE_PSI_FILE_INTERFACE
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
-  locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_STAT, path, &locker);
+  locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_STAT, path, NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_open_wait)(locker, src_file, src_line);
@@ -1025,7 +1025,7 @@ inline_mysql_file_create(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_CREATE, filename,
-                                                     &locker);
+                                                     NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_open_wait)(locker, src_file, src_line);
@@ -1051,7 +1051,7 @@ inline_mysql_file_create_temp(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)
-    (&state, key, PSI_FILE_CREATE, NULL, &locker);
+    (&state, key, PSI_FILE_CREATE, NULL, NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_open_wait)(locker, src_file, src_line);
@@ -1078,7 +1078,7 @@ inline_mysql_file_open(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_OPEN, filename,
-                                                     &locker);
+                                                     NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_open_wait)(locker, src_file, src_line);
@@ -1298,7 +1298,7 @@ inline_mysql_file_delete(
 #ifdef HAVE_PSI_FILE_INTERFACE
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
-  locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_DELETE, name, &locker);
+  locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_DELETE, name, NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_close_wait)(locker, src_file, src_line);
@@ -1324,7 +1324,7 @@ inline_mysql_file_rename(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)
-    (&state, key, PSI_FILE_RENAME, from, &locker);
+    (&state, key, PSI_FILE_RENAME, from, NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_wait)(locker, (size_t) 0, src_file, src_line);
@@ -1352,7 +1352,7 @@ inline_mysql_file_create_with_symlink(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_CREATE, filename,
-                                                     &locker);
+                                                     NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_open_wait)(locker, src_file, src_line);
@@ -1383,7 +1383,7 @@ inline_mysql_file_delete_with_symlink(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)(&state, key, PSI_FILE_DELETE, fullname,
-                                                     &locker);
+                                                     NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_close_wait)(locker, src_file, src_line);
@@ -1410,7 +1410,7 @@ inline_mysql_file_rename_with_symlink(
   struct PSI_file_locker *locker;
   PSI_file_locker_state state;
   locker= PSI_FILE_CALL(get_thread_file_name_locker)
-    (&state, key, PSI_FILE_RENAME, from, &locker);
+    (&state, key, PSI_FILE_RENAME, from, NULL);
   if (psi_likely(locker != NULL))
   {
     PSI_FILE_CALL(start_file_wait)(locker, (size_t) 0, src_file, src_line);

storage/innobase/include/os0file.h

@@ -470,7 +470,7 @@ are used to register file deletion operations*/
 				      src_file, src_line)		\
 do {									\
 	locker = PSI_FILE_CALL(get_thread_file_name_locker)(		\
-		state, key, op, name, &locker);				\
+		state, key, op, name, nullptr);				\
 	if (locker != NULL) {						\
 		PSI_FILE_CALL(start_file_open_wait)(			\
 			locker, src_file, src_line);			\

storage/perfschema/pfs.cc

@@ -3247,7 +3247,7 @@ PSI_file_locker*
 pfs_get_thread_file_name_locker_v1(PSI_file_locker_state *state,
                                    PSI_file_key key,
                                    PSI_file_operation op,
-                                   const char *name, const void *identity)
+                                   const char *name, const void *)
 {
   assert(static_cast<int> (op) >= 0);
   assert(static_cast<uint> (op) < array_elements(file_operation_map));