checkpatch.pl: Make fdt / initrd relocation disabling an error

Entirely disabling relocation of the device tree or initrd is almost
never the right answer.  Doing this by default leads to hard to diagnose
run-time failures.

Signed-off-by: Tom Rini <trini@konsulko.com>

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 3932362..4bed2b0 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2359,6 +2359,12 @@ sub u_boot_line {
                ERROR("BARRED_INCLUDE_IN_HDR",
                      "Avoid including common.h and dm.h in header files\n" . $herecurr);
        }
+
+       # Do not disable fdt / initrd relocation
+       if ($rawline =~ /.*(fdt|initrd)_high=0xffffffff/) {
+               ERROR("DISABLE_FDT_OR_INITRD_RELOC",
+                    "fdt or initrd relocation disabled at boot time\n" . $herecurr);
+       }
 }
 
 sub process {