1 files changed, 8 insertions, 0 deletions
diff --git a/cmd/sf.c b/cmd/sf.c
index f43a2e08b31..08e364e1914 100644
--- a/cmd/sf.c
+++ b/cmd/sf.c
@@ -10,6 +10,7 @@
 #include <div64.h>
 #include <dm.h>
 #include <log.h>
+#include <lmb.h>
 #include <malloc.h>
 #include <mapmem.h>
 #include <spi.h>
@@ -317,6 +318,13 @@ static int do_spi_flash_read_write(int argc, char *const argv[])
 			strncmp(argv[0], "write", 5) == 0) {
 		int read;
 
+		if (CONFIG_IS_ENABLED(LMB)) {
+			if (lmb_read_check(addr, len)) {
+				printf("ERROR: trying to overwrite reserved memory...\n");
+				return CMD_RET_FAILURE;
+			}
+		}
+
 		read = strncmp(argv[0], "read", 4) == 0;
 		if (read)
 			ret = spi_flash_read(flash, offset, len, buf);