Remove spdx checking, remove const structs warning, add spelling dictionary

checkpatch.pl

@@ -3021,35 +3021,6 @@ sub process {
 			}
 		}
 
-# check for using SPDX license tag at beginning of files
-		if ($realline == $checklicenseline) {
-			if ($rawline =~ /^[ \+]\s*\#\!\s*\//) {
-				$checklicenseline = 2;
-			} elsif ($rawline =~ /^\+/) {
-				my $comment = "";
-				if ($realfile =~ /\.(h|s|S)$/) {
-					$comment = '/*';
-				} elsif ($realfile =~ /\.(c|dts|dtsi)$/) {
-					$comment = '//';
-				} elsif (($checklicenseline == 2) || $realfile =~ /\.(sh|pl|py|awk|tc)$/) {
-					$comment = '#';
-				} elsif ($realfile =~ /\.rst$/) {
-					$comment = '..';
-				}
-
-				if ($comment !~ /^$/ &&
-				    $rawline !~ /^\+\Q$comment\E SPDX-License-Identifier: /) {
-					 WARN("SPDX_LICENSE_TAG",
-					      "Missing or malformed SPDX-License-Identifier tag in line $checklicenseline\n" . $herecurr);
-				} elsif ($rawline =~ /(SPDX-License-Identifier: .*)/) {
-					 my $spdx_license = $1;
-					 if (!is_SPDX_License_valid($spdx_license)) {
-						  WARN("SPDX_LICENSE_TAG",
-						       "'$spdx_license' is not supported in LICENSES/...\n" . $herecurr);
-					 }
-				}
-			}
-		}
 
 # check we are in a valid source file if not then ignore this hunk
 		next if ($realfile !~ /\.(h|c|s|S|sh|dtsi|dts)$/);

const_structs.checkpatch

@@ -0,0 +1 @@
+__unused__dummy_struct__