bootm: Fix upper bound of FDT overlap checks

FTD blob can be put immediately after the OS image.
So use strict inequality for start address check.

Fixes: fbde7589ce30 ("common: bootm: add checks to verify if ramdisk / fdtimage overlaps OS image")
Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/boot/bootm.c b/boot/bootm.c
index 29c067f..e3233fd 100644 (file)
--- a/boot/bootm.c
+++ b/boot/bootm.c
@@ -305,9 +305,9 @@ int bootm_find_images(int flag, int argc, char *const argv[], ulong start,
        /* check if FDT overlaps OS image */
        if (images.ft_addr &&
            (((ulong)images.ft_addr >= start &&
-             (ulong)images.ft_addr <= start + size) ||
+             (ulong)images.ft_addr < start + size) ||
             ((ulong)images.ft_addr + images.ft_len >= start &&
-             (ulong)images.ft_addr + images.ft_len <= start + size))) {
+             (ulong)images.ft_addr + images.ft_len < start + size))) {
                printf("ERROR: FDT image overlaps OS image (OS=0x%lx..0x%lx)\n",
                       start, start + size);
                return 1;