diff --git a/cmd/mtd.c b/cmd/mtd.c
index f407c5e..485a963 100644
--- a/cmd/mtd.c
+++ b/cmd/mtd.c
@@ -195,8 +195,8 @@
 	return true;
 }
 
-static int do_mtd_list(cmd_tbl_t *cmdtp, int flag, int argc,
-		       char * const argv[])
+static int do_mtd_list(struct cmd_tbl *cmdtp, int flag, int argc,
+		       char *const argv[])
 {
 	struct mtd_info *mtd;
 	int dev_nb = 0;
@@ -240,7 +240,8 @@
 	return ret;
 }
 
-static int do_mtd_io(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_mtd_io(struct cmd_tbl *cmdtp, int flag, int argc,
+		     char *const argv[])
 {
 	bool dump, read, raw, woob, write_empty_pages, has_pages = false;
 	u64 start_off, off, len, remaining, default_len;
@@ -382,8 +383,8 @@
 	return ret;
 }
 
-static int do_mtd_erase(cmd_tbl_t *cmdtp, int flag, int argc,
-			char * const argv[])
+static int do_mtd_erase(struct cmd_tbl *cmdtp, int flag, int argc,
+			char *const argv[])
 {
 	struct erase_info erase_op = {};
 	struct mtd_info *mtd;
@@ -454,8 +455,8 @@
 	return ret;
 }
 
-static int do_mtd_bad(cmd_tbl_t *cmdtp, int flag, int argc,
-		      char * const argv[])
+static int do_mtd_bad(struct cmd_tbl *cmdtp, int flag, int argc,
+		      char *const argv[])
 {
 	struct mtd_info *mtd;
 	loff_t off;
@@ -485,7 +486,7 @@
 }
 
 #ifdef CONFIG_AUTO_COMPLETE
-static int mtd_name_complete(int argc, char * const argv[], char last_char,
+static int mtd_name_complete(int argc, char *const argv[], char last_char,
 			     int maxv, char *cmdv[])
 {
 	int len = 0, n_found = 0;